1262156740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{211063}}^1$

素因数の和:211108

約数の個数: 48

約数和(自身を含む): 2978535168

約数和(自身を除く): 1716378428

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 211063, 422126, 844252, 1055315, 2110630, 2743819, 4221260, 4854449, 5487638, 9708898, 10975276, 13719095, 19417796, 24272245, 27438190, 48544490, 54876380, 63107837, 97088980, 126215674, 252431348, 315539185, 631078370, 1262156740]

約数ペア:

[(1, 1262156740), (2, 631078370), (4, 315539185), (5, 252431348), (10, 126215674), (13, 97088980), (20, 63107837), (23, 54876380), (26, 48544490), (46, 27438190), (52, 24272245), (65, 19417796), (92, 13719095), (115, 10975276), (130, 9708898), (230, 5487638), (260, 4854449), (299, 4221260), (460, 2743819), (598, 2110630), (1196, 1055315), (1495, 844252), (2990, 422126), (5980, 211063)]