15757820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60607}}^1$

素因数の和:60629

約数の個数: 24

約数和(自身を含む): 35637504

約数和(自身を除く): 19879684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 60607, 121214, 242428, 303035, 606070, 787891, 1212140, 1575782, 3151564, 3939455, 7878910, 15757820]

約数ペア:

[(1, 15757820), (2, 7878910), (4, 3939455), (5, 3151564), (10, 1575782), (13, 1212140), (20, 787891), (26, 606070), (52, 303035), (65, 242428), (130, 121214), (260, 60607)]