55896620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{214987}}^1$

素因数の和:215009

約数の個数: 24

約数和(自身を含む): 126412944

約数和(自身を除く): 70516324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 214987, 429974, 859948, 1074935, 2149870, 2794831, 4299740, 5589662, 11179324, 13974155, 27948310, 55896620]

約数ペア:

[(1, 55896620), (2, 27948310), (4, 13974155), (5, 11179324), (10, 5589662), (13, 4299740), (20, 2794831), (26, 2149870), (52, 1074935), (65, 859948), (130, 429974), (260, 214987)]