204086320

素因数分解:

$2^4\times 5^1\times {\mathrm{2551079}}^1$

素因数の和:2551092

約数の個数: 20

約数和(自身を含む): 474500880

約数和(自身を除く): 270414560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2551079, 5102158, 10204316, 12755395, 20408632, 25510790, 40817264, 51021580, 102043160, 204086320]

約数ペア:

[(1, 204086320), (2, 102043160), (4, 51021580), (5, 40817264), (8, 25510790), (10, 20408632), (16, 12755395), (20, 10204316), (40, 5102158), (80, 2551079)]