29877640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{57457}}^1$

素因数の和:57481

約数の個数: 32

約数和(自身を含む): 72397080

約数和(自身を除く): 42519440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 57457, 114914, 229828, 287285, 459656, 574570, 746941, 1149140, 1493882, 2298280, 2987764, 3734705, 5975528, 7469410, 14938820, 29877640]

約数ペア:

[(1, 29877640), (2, 14938820), (4, 7469410), (5, 5975528), (8, 3734705), (10, 2987764), (13, 2298280), (20, 1493882), (26, 1149140), (40, 746941), (52, 574570), (65, 459656), (104, 287285), (130, 229828), (260, 114914), (520, 57457)]