69867460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{268721}}^1$

素因数の和:268743

約数の個数: 24

約数和(自身を含む): 158008536

約数和(自身を除く): 88141076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 268721, 537442, 1074884, 1343605, 2687210, 3493373, 5374420, 6986746, 13973492, 17466865, 34933730, 69867460]

約数ペア:

[(1, 69867460), (2, 34933730), (4, 17466865), (5, 13973492), (10, 6986746), (13, 5374420), (20, 3493373), (26, 2687210), (52, 1343605), (65, 1074884), (130, 537442), (260, 268721)]