237862820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{914857}}^1$

素因数の和:914879

約数の個数: 24

約数和(自身を含む): 537936504

約数和(自身を除く): 300073684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 914857, 1829714, 3659428, 4574285, 9148570, 11893141, 18297140, 23786282, 47572564, 59465705, 118931410, 237862820]

約数ペア:

[(1, 237862820), (2, 118931410), (4, 59465705), (5, 47572564), (10, 23786282), (13, 18297140), (20, 11893141), (26, 9148570), (52, 4574285), (65, 3659428), (130, 1829714), (260, 914857)]