1608640

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:485

約数の個数: 56

約数和(自身を含む): 4187952

約数和(自身を除く): 2579312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 457, 704, 880, 914, 1760, 1828, 2285, 3520, 3656, 4570, 5027, 7312, 9140, 10054, 14624, 18280, 20108, 25135, 29248, 36560, 40216, 50270, 73120, 80432, 100540, 146240, 160864, 201080, 321728, 402160, 804320, 1608640]

約数ペア:

[(1, 1608640), (2, 804320), (4, 402160), (5, 321728), (8, 201080), (10, 160864), (11, 146240), (16, 100540), (20, 80432), (22, 73120), (32, 50270), (40, 40216), (44, 36560), (55, 29248), (64, 25135), (80, 20108), (88, 18280), (110, 14624), (160, 10054), (176, 9140), (220, 7312), (320, 5027), (352, 4570), (440, 3656), (457, 3520), (704, 2285), (880, 1828), (914, 1760)]