56269460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{216421}}^1$

素因数の和:216443

約数の個数: 24

約数和(自身を含む): 127256136

約数和(自身を除く): 70986676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 216421, 432842, 865684, 1082105, 2164210, 2813473, 4328420, 5626946, 11253892, 14067365, 28134730, 56269460]

約数ペア:

[(1, 56269460), (2, 28134730), (4, 14067365), (5, 11253892), (10, 5626946), (13, 4328420), (20, 2813473), (26, 2164210), (52, 1082105), (65, 865684), (130, 432842), (260, 216421)]