40655290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1129}}^1$

素因数の和:1426

約数の個数: 32

約数和(自身を含む): 79163280

約数和(自身を除く): 38507990

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 1129, 1385, 2258, 2770, 3601, 5645, 7202, 11290, 14677, 18005, 29354, 36010, 73385, 146770, 312733, 625466, 1563665, 3127330, 4065529, 8131058, 20327645, 40655290]

約数ペア:

[(1, 40655290), (2, 20327645), (5, 8131058), (10, 4065529), (13, 3127330), (26, 1563665), (65, 625466), (130, 312733), (277, 146770), (554, 73385), (1129, 36010), (1385, 29354), (2258, 18005), (2770, 14677), (3601, 11290), (5645, 7202)]