31090730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7639}}^1$

素因数の和:7694

約数の個数: 32

約数和(自身を含む): 62709120

約数和(自身を除く): 31618390

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 7639, 15278, 38195, 76390, 84029, 168058, 282643, 420145, 565286, 840290, 1413215, 2826430, 3109073, 6218146, 15545365, 31090730]

約数ペア:

[(1, 31090730), (2, 15545365), (5, 6218146), (10, 3109073), (11, 2826430), (22, 1413215), (37, 840290), (55, 565286), (74, 420145), (110, 282643), (185, 168058), (370, 84029), (407, 76390), (814, 38195), (2035, 15278), (4070, 7639)]