19758233680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14528113}}^1$

素因数の和:14528143

約数の個数: 40

約数和(自身を含む): 48640125672

約数和(自身を除く): 28881891992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 14528113, 29056226, 58112452, 72640565, 116224904, 145281130, 232449808, 246977921, 290562260, 493955842, 581124520, 987911684, 1162249040, 1234889605, 1975823368, 2469779210, 3951646736, 4939558420, 9879116840, 19758233680]

約数ペア:

[(1, 19758233680), (2, 9879116840), (4, 4939558420), (5, 3951646736), (8, 2469779210), (10, 1975823368), (16, 1234889605), (17, 1162249040), (20, 987911684), (34, 581124520), (40, 493955842), (68, 290562260), (80, 246977921), (85, 232449808), (136, 145281130), (170, 116224904), (272, 72640565), (340, 58112452), (680, 29056226), (1360, 14528113)]