868775920

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{148763}}^1$

素因数の和:148849

約数の個数: 40

約数和(自身を含む): 2047587696

約数和(自身を除く): 1178811776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 148763, 297526, 595052, 743815, 1190104, 1487630, 2380208, 2975260, 5950520, 10859699, 11901040, 21719398, 43438796, 54298495, 86877592, 108596990, 173755184, 217193980, 434387960, 868775920]

約数ペア:

[(1, 868775920), (2, 434387960), (4, 217193980), (5, 173755184), (8, 108596990), (10, 86877592), (16, 54298495), (20, 43438796), (40, 21719398), (73, 11901040), (80, 10859699), (146, 5950520), (292, 2975260), (365, 2380208), (584, 1487630), (730, 1190104), (1168, 743815), (1460, 595052), (2920, 297526), (5840, 148763)]