282695660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1087291}}^1$

素因数の和:1087313

約数の個数: 24

約数和(自身を含む): 639327696

約数和(自身を除く): 356632036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1087291, 2174582, 4349164, 5436455, 10872910, 14134783, 21745820, 28269566, 56539132, 70673915, 141347830, 282695660]

約数ペア:

[(1, 282695660), (2, 141347830), (4, 70673915), (5, 56539132), (10, 28269566), (13, 21745820), (20, 14134783), (26, 10872910), (52, 5436455), (65, 4349164), (130, 2174582), (260, 1087291)]