7755280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7457}}^1$

素因数の和:7483

約数の個数: 40

約数和(自身を含む): 19420632

約数和(自身を除く): 11665352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 7457, 14914, 29828, 37285, 59656, 74570, 96941, 119312, 149140, 193882, 298280, 387764, 484705, 596560, 775528, 969410, 1551056, 1938820, 3877640, 7755280]

約数ペア:

[(1, 7755280), (2, 3877640), (4, 1938820), (5, 1551056), (8, 969410), (10, 775528), (13, 596560), (16, 484705), (20, 387764), (26, 298280), (40, 193882), (52, 149140), (65, 119312), (80, 96941), (104, 74570), (130, 59656), (208, 37285), (260, 29828), (520, 14914), (1040, 7457)]