20007010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2351}}^1$

素因数の和:2418

約数の個数: 32

約数和(自身を含む): 38610432

約数和(自身を除く): 18603422

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 115, 185, 230, 370, 851, 1702, 2351, 4255, 4702, 8510, 11755, 23510, 54073, 86987, 108146, 173974, 270365, 434935, 540730, 869870, 2000701, 4001402, 10003505, 20007010]

約数ペア:

[(1, 20007010), (2, 10003505), (5, 4001402), (10, 2000701), (23, 869870), (37, 540730), (46, 434935), (74, 270365), (115, 173974), (185, 108146), (230, 86987), (370, 54073), (851, 23510), (1702, 11755), (2351, 8510), (4255, 4702)]