74942660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{288241}}^1$

素因数の和:288263

約数の個数: 24

約数和(自身を含む): 169486296

約数和(自身を除く): 94543636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 288241, 576482, 1152964, 1441205, 2882410, 3747133, 5764820, 7494266, 14988532, 18735665, 37471330, 74942660]

約数ペア:

[(1, 74942660), (2, 37471330), (4, 18735665), (5, 14988532), (10, 7494266), (13, 5764820), (20, 3747133), (26, 2882410), (52, 1441205), (65, 1152964), (130, 576482), (260, 288241)]