86675740

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{18133}}^1$

素因数の和:18381

約数の個数: 24

約数和(自身を含む): 182790720

約数和(自身を除く): 96114980

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 18133, 36266, 72532, 90665, 181330, 362660, 4333787, 8667574, 17335148, 21668935, 43337870, 86675740]

約数ペア:

[(1, 86675740), (2, 43337870), (4, 21668935), (5, 17335148), (10, 8667574), (20, 4333787), (239, 362660), (478, 181330), (956, 90665), (1195, 72532), (2390, 36266), (4780, 18133)]