2600159620

素因数分解:

$2^2\times 5^1\times {\mathrm{130007981}}^1$

素因数の和:130007990

約数の個数: 12

約数和(自身を含む): 5460335244

約数和(自身を除く): 2860175624

約数列:

[1, 2, 4, 5, 10, 20, 130007981, 260015962, 520031924, 650039905, 1300079810, 2600159620]

約数ペア:

[(1, 2600159620), (2, 1300079810), (4, 650039905), (5, 520031924), (10, 260015962), (20, 130007981)]