2169657940

素因数分解:

$2^2\times 5^1\times {\mathrm{983}}^1\times {\mathrm{110359}}^1$

素因数の和:111351

約数の個数: 24

約数和(自身を含む): 4560958080

約数和(自身を除く): 2391300140

約数列:

[1, 2, 4, 5, 10, 20, 983, 1966, 3932, 4915, 9830, 19660, 110359, 220718, 441436, 551795, 1103590, 2207180, 108482897, 216965794, 433931588, 542414485, 1084828970, 2169657940]

約数ペア:

[(1, 2169657940), (2, 1084828970), (4, 542414485), (5, 433931588), (10, 216965794), (20, 108482897), (983, 2207180), (1966, 1103590), (3932, 551795), (4915, 441436), (9830, 220718), (19660, 110359)]