674265040

素因数分解:

$2^4\times 5^1\times {\mathrm{8428313}}^1$

素因数の和:8428326

約数の個数: 20

約数和(自身を含む): 1567666404

約数和(自身を除く): 893401364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8428313, 16856626, 33713252, 42141565, 67426504, 84283130, 134853008, 168566260, 337132520, 674265040]

約数ペア:

[(1, 674265040), (2, 337132520), (4, 168566260), (5, 134853008), (8, 84283130), (10, 67426504), (16, 42141565), (20, 33713252), (40, 16856626), (80, 8428313)]