2020140800

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:531

約数の個数: 216

約数和(自身を含む): 5417622000

約数和(自身を除く): 3397481200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 37, 38, 40, 50, 64, 74, 76, 80, 95, 100, 128, 148, 152, 160, 185, 190, 200, 256, 296, 304, 320, 370, 380, 400, 449, 475, 592, 608, 640, 703, 740, 760, 800, 898, 925, 950, 1184, 1216, 1280, 1406, 1480, 1520, 1600, 1796, 1850, 1900, 2245, 2368, 2432, 2812, 2960, 3040, 3200, 3515, 3592, 3700, 3800, 4490, 4736, 4864, 5624, 5920, 6080, 6400, 7030, 7184, 7400, 7600, 8531, 8980, 9472, 11225, 11248, 11840, 12160, 14060, 14368, 14800, 15200, 16613, 17062, 17575, 17960, 22450, 22496, 23680, 24320, 28120, 28736, 29600, 30400, 33226, 34124, 35150, 35920, 42655, 44900, 44992, 47360, 56240, 57472, 59200, 60800, 66452, 68248, 70300, 71840, 83065, 85310, 89800, 89984, 112480, 114944, 118400, 121600, 132904, 136496, 140600, 143680, 166130, 170620, 179600, 179968, 213275, 224960, 236800, 265808, 272992, 281200, 287360, 315647, 332260, 341240, 359200, 415325, 426550, 449920, 531616, 545984, 562400, 574720, 631294, 664520, 682480, 718400, 830650, 853100, 899840, 1063232, 1091968, 1124800, 1262588, 1329040, 1364960, 1436800, 1578235, 1661300, 1706200, 2126464, 2183936, 2249600, 2525176, 2658080, 2729920, 2873600, 3156470, 3322600, 3412400, 4252928, 4499200, 5050352, 5316160, 5459840, 6312940, 6645200, 6824800, 7891175, 10100704, 10632320, 10919680, 12625880, 13290400, 13649600, 15782350, 20201408, 21264640, 25251760, 26580800, 27299200, 31564700, 40402816, 50503520, 53161600, 54598400, 63129400, 80805632, 101007040, 106323200, 126258800, 202014080, 252517600, 404028160, 505035200, 1010070400, 2020140800]

約数ペア:

[(1, 2020140800), (2, 1010070400), (4, 505035200), (5, 404028160), (8, 252517600), (10, 202014080), (16, 126258800), (19, 106323200), (20, 101007040), (25, 80805632), (32, 63129400), (37, 54598400), (38, 53161600), (40, 50503520), (50, 40402816), (64, 31564700), (74, 27299200), (76, 26580800), (80, 25251760), (95, 21264640), (100, 20201408), (128, 15782350), (148, 13649600), (152, 13290400), (160, 12625880), (185, 10919680), (190, 10632320), (200, 10100704), (256, 7891175), (296, 6824800), (304, 6645200), (320, 6312940), (370, 5459840), (380, 5316160), (400, 5050352), (449, 4499200), (475, 4252928), (592, 3412400), (608, 3322600), (640, 3156470), (703, 2873600), (740, 2729920), (760, 2658080), (800, 2525176), (898, 2249600), (925, 2183936), (950, 2126464), (1184, 1706200), (1216, 1661300), (1280, 1578235), (1406, 1436800), (1480, 1364960), (1520, 1329040), (1600, 1262588), (1796, 1124800), (1850, 1091968), (1900, 1063232), (2245, 899840), (2368, 853100), (2432, 830650), (2812, 718400), (2960, 682480), (3040, 664520), (3200, 631294), (3515, 574720), (3592, 562400), (3700, 545984), (3800, 531616), (4490, 449920), (4736, 426550), (4864, 415325), (5624, 359200), (5920, 341240), (6080, 332260), (6400, 315647), (7030, 287360), (7184, 281200), (7400, 272992), (7600, 265808), (8531, 236800), (8980, 224960), (9472, 213275), (11225, 179968), (11248, 179600), (11840, 170620), (12160, 166130), (14060, 143680), (14368, 140600), (14800, 136496), (15200, 132904), (16613, 121600), (17062, 118400), (17575, 114944), (17960, 112480), (22450, 89984), (22496, 89800), (23680, 85310), (24320, 83065), (28120, 71840), (28736, 70300), (29600, 68248), (30400, 66452), (33226, 60800), (34124, 59200), (35150, 57472), (35920, 56240), (42655, 47360), (44900, 44992)]