56988620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{219187}}^1$

素因数の和:219209

約数の個数: 24

約数和(自身を含む): 128882544

約数和(自身を除く): 71893924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 219187, 438374, 876748, 1095935, 2191870, 2849431, 4383740, 5698862, 11397724, 14247155, 28494310, 56988620]

約数ペア:

[(1, 56988620), (2, 28494310), (4, 14247155), (5, 11397724), (10, 5698862), (13, 4383740), (20, 2849431), (26, 2191870), (52, 1095935), (65, 876748), (130, 438374), (260, 219187)]