40064320

素因数分解:

$2^6\times 5^1\times {\mathrm{125201}}^1$

素因数の和:125218

約数の個数: 28

約数和(自身を含む): 95403924

約数和(自身を除く): 55339604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 125201, 250402, 500804, 626005, 1001608, 1252010, 2003216, 2504020, 4006432, 5008040, 8012864, 10016080, 20032160, 40064320]

約数ペア:

[(1, 40064320), (2, 20032160), (4, 10016080), (5, 8012864), (8, 5008040), (10, 4006432), (16, 2504020), (20, 2003216), (32, 1252010), (40, 1001608), (64, 626005), (80, 500804), (160, 250402), (320, 125201)]