991361660

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{840137}}^1$

素因数の和:840205

約数の個数: 24

約数和(自身を含む): 2117147760

約数和(自身を除く): 1125786100

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 840137, 1680274, 3360548, 4200685, 8401370, 16802740, 49568083, 99136166, 198272332, 247840415, 495680830, 991361660]

約数ペア:

[(1, 991361660), (2, 495680830), (4, 247840415), (5, 198272332), (10, 99136166), (20, 49568083), (59, 16802740), (118, 8401370), (236, 4200685), (295, 3360548), (590, 1680274), (1180, 840137)]