57908240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55681}}^1$

素因数の和:55707

約数の個数: 40

約数和(自身を含む): 144995928

約数和(自身を除く): 87087688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 55681, 111362, 222724, 278405, 445448, 556810, 723853, 890896, 1113620, 1447706, 2227240, 2895412, 3619265, 4454480, 5790824, 7238530, 11581648, 14477060, 28954120, 57908240]

約数ペア:

[(1, 57908240), (2, 28954120), (4, 14477060), (5, 11581648), (8, 7238530), (10, 5790824), (13, 4454480), (16, 3619265), (20, 2895412), (26, 2227240), (40, 1447706), (52, 1113620), (65, 890896), (80, 723853), (104, 556810), (130, 445448), (208, 278405), (260, 222724), (520, 111362), (1040, 55681)]