40010620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153887}}^1$

素因数の和:153909

約数の個数: 24

約数和(自身を含む): 90486144

約数和(自身を除く): 50475524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 153887, 307774, 615548, 769435, 1538870, 2000531, 3077740, 4001062, 8002124, 10002655, 20005310, 40010620]

約数ペア:

[(1, 40010620), (2, 20005310), (4, 10002655), (5, 8002124), (10, 4001062), (13, 3077740), (20, 2000531), (26, 1538870), (52, 769435), (65, 615548), (130, 307774), (260, 153887)]