20342400

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:203

約数の個数: 192

約数和(自身を含む): 72599520

約数和(自身を除く): 52257120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 163, 192, 195, 200, 208, 240, 260, 300, 312, 320, 325, 326, 384, 390, 400, 416, 480, 489, 520, 600, 624, 640, 650, 652, 780, 800, 815, 832, 960, 975, 978, 1040, 1200, 1248, 1300, 1304, 1560, 1600, 1630, 1664, 1920, 1950, 1956, 2080, 2119, 2400, 2445, 2496, 2600, 2608, 3120, 3200, 3260, 3900, 3912, 4075, 4160, 4238, 4800, 4890, 4992, 5200, 5216, 6240, 6357, 6520, 7800, 7824, 8150, 8320, 8476, 9600, 9780, 10400, 10432, 10595, 12225, 12480, 12714, 13040, 15600, 15648, 16300, 16952, 19560, 20800, 20864, 21190, 24450, 24960, 25428, 26080, 31200, 31296, 31785, 32600, 33904, 39120, 41600, 42380, 48900, 50856, 52160, 52975, 62400, 62592, 63570, 65200, 67808, 78240, 84760, 97800, 101712, 104320, 105950, 124800, 127140, 130400, 135616, 156480, 158925, 169520, 195600, 203424, 211900, 254280, 260800, 271232, 312960, 317850, 339040, 391200, 406848, 423800, 508560, 521600, 635700, 678080, 782400, 813696, 847600, 1017120, 1271400, 1356160, 1564800, 1695200, 2034240, 2542800, 3390400, 4068480, 5085600, 6780800, 10171200, 20342400]

約数ペア:

[(1, 20342400), (2, 10171200), (3, 6780800), (4, 5085600), (5, 4068480), (6, 3390400), (8, 2542800), (10, 2034240), (12, 1695200), (13, 1564800), (15, 1356160), (16, 1271400), (20, 1017120), (24, 847600), (25, 813696), (26, 782400), (30, 678080), (32, 635700), (39, 521600), (40, 508560), (48, 423800), (50, 406848), (52, 391200), (60, 339040), (64, 317850), (65, 312960), (75, 271232), (78, 260800), (80, 254280), (96, 211900), (100, 203424), (104, 195600), (120, 169520), (128, 158925), (130, 156480), (150, 135616), (156, 130400), (160, 127140), (163, 124800), (192, 105950), (195, 104320), (200, 101712), (208, 97800), (240, 84760), (260, 78240), (300, 67808), (312, 65200), (320, 63570), (325, 62592), (326, 62400), (384, 52975), (390, 52160), (400, 50856), (416, 48900), (480, 42380), (489, 41600), (520, 39120), (600, 33904), (624, 32600), (640, 31785), (650, 31296), (652, 31200), (780, 26080), (800, 25428), (815, 24960), (832, 24450), (960, 21190), (975, 20864), (978, 20800), (1040, 19560), (1200, 16952), (1248, 16300), (1300, 15648), (1304, 15600), (1560, 13040), (1600, 12714), (1630, 12480), (1664, 12225), (1920, 10595), (1950, 10432), (1956, 10400), (2080, 9780), (2119, 9600), (2400, 8476), (2445, 8320), (2496, 8150), (2600, 7824), (2608, 7800), (3120, 6520), (3200, 6357), (3260, 6240), (3900, 5216), (3912, 5200), (4075, 4992), (4160, 4890), (4238, 4800)]