19592000

素因数分解:

$2^6\times 5^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 112

約数和(自身を含む): 50718720

約数和(自身を除く): 31126720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 79, 80, 100, 124, 125, 155, 158, 160, 200, 248, 250, 310, 316, 320, 395, 400, 496, 500, 620, 632, 775, 790, 800, 992, 1000, 1240, 1264, 1550, 1580, 1600, 1975, 1984, 2000, 2449, 2480, 2528, 3100, 3160, 3875, 3950, 4000, 4898, 4960, 5056, 6200, 6320, 7750, 7900, 8000, 9796, 9875, 9920, 12245, 12400, 12640, 15500, 15800, 19592, 19750, 24490, 24800, 25280, 31000, 31600, 39184, 39500, 48980, 49600, 61225, 62000, 63200, 78368, 79000, 97960, 122450, 124000, 126400, 156736, 158000, 195920, 244900, 248000, 306125, 316000, 391840, 489800, 612250, 632000, 783680, 979600, 1224500, 1959200, 2449000, 3918400, 4898000, 9796000, 19592000]

約数ペア:

[(1, 19592000), (2, 9796000), (4, 4898000), (5, 3918400), (8, 2449000), (10, 1959200), (16, 1224500), (20, 979600), (25, 783680), (31, 632000), (32, 612250), (40, 489800), (50, 391840), (62, 316000), (64, 306125), (79, 248000), (80, 244900), (100, 195920), (124, 158000), (125, 156736), (155, 126400), (158, 124000), (160, 122450), (200, 97960), (248, 79000), (250, 78368), (310, 63200), (316, 62000), (320, 61225), (395, 49600), (400, 48980), (496, 39500), (500, 39184), (620, 31600), (632, 31000), (775, 25280), (790, 24800), (800, 24490), (992, 19750), (1000, 19592), (1240, 15800), (1264, 15500), (1550, 12640), (1580, 12400), (1600, 12245), (1975, 9920), (1984, 9875), (2000, 9796), (2449, 8000), (2480, 7900), (2528, 7750), (3100, 6320), (3160, 6200), (3875, 5056), (3950, 4960), (4000, 4898)]