3965240

素因数分解:

$2^3\times 5^1\times {\mathrm{99131}}^1$

素因数の和:99142

約数の個数: 16

約数和(自身を含む): 8921880

約数和(自身を除く): 4956640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 99131, 198262, 396524, 495655, 793048, 991310, 1982620, 3965240]

約数ペア:

[(1, 3965240), (2, 1982620), (4, 991310), (5, 793048), (8, 495655), (10, 396524), (20, 198262), (40, 99131)]