3451240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6637}}^1$

素因数の和:6661

約数の個数: 32

約数和(自身を含む): 8363880

約数和(自身を除く): 4912640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 6637, 13274, 26548, 33185, 53096, 66370, 86281, 132740, 172562, 265480, 345124, 431405, 690248, 862810, 1725620, 3451240]

約数ペア:

[(1, 3451240), (2, 1725620), (4, 862810), (5, 690248), (8, 431405), (10, 345124), (13, 265480), (20, 172562), (26, 132740), (40, 86281), (52, 66370), (65, 53096), (104, 33185), (130, 26548), (260, 13274), (520, 6637)]