1889320

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 4293000

約数和(自身を除く): 2403680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 317, 596, 634, 745, 1192, 1268, 1490, 1585, 2536, 2980, 3170, 5960, 6340, 12680, 47233, 94466, 188932, 236165, 377864, 472330, 944660, 1889320]

約数ペア:

[(1, 1889320), (2, 944660), (4, 472330), (5, 377864), (8, 236165), (10, 188932), (20, 94466), (40, 47233), (149, 12680), (298, 6340), (317, 5960), (596, 3170), (634, 2980), (745, 2536), (1192, 1585), (1268, 1490)]