201685040

素因数分解:

$2^4\times 5^1\times {\mathrm{2521063}}^1$

素因数の和:2521076

約数の個数: 20

約数和(自身を含む): 468917904

約数和(自身を除く): 267232864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2521063, 5042126, 10084252, 12605315, 20168504, 25210630, 40337008, 50421260, 100842520, 201685040]

約数ペア:

[(1, 201685040), (2, 100842520), (4, 50421260), (5, 40337008), (8, 25210630), (10, 20168504), (16, 12605315), (20, 10084252), (40, 5042126), (80, 2521063)]