8338040

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1399}}^1$

素因数の和:1559

約数の個数: 32

約数和(自身を含む): 18900000

約数和(自身を除く): 10561960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1399, 1490, 2798, 2980, 5596, 5960, 6995, 11192, 13990, 27980, 55960, 208451, 416902, 833804, 1042255, 1667608, 2084510, 4169020, 8338040]

約数ペア:

[(1, 8338040), (2, 4169020), (4, 2084510), (5, 1667608), (8, 1042255), (10, 833804), (20, 416902), (40, 208451), (149, 55960), (298, 27980), (596, 13990), (745, 11192), (1192, 6995), (1399, 5960), (1490, 5596), (2798, 2980)]