2007682220

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{75991}}^1$

素因数の和:77321

約数の個数: 24

約数和(自身を含む): 4219379808

約数和(自身を除く): 2211697588

約数列:

[1, 2, 4, 5, 10, 20, 1321, 2642, 5284, 6605, 13210, 26420, 75991, 151982, 303964, 379955, 759910, 1519820, 100384111, 200768222, 401536444, 501920555, 1003841110, 2007682220]

約数ペア:

[(1, 2007682220), (2, 1003841110), (4, 501920555), (5, 401536444), (10, 200768222), (20, 100384111), (1321, 1519820), (2642, 759910), (5284, 379955), (6605, 303964), (13210, 151982), (26420, 75991)]