42921040

素因数分解:

$2^4\times 5^1\times {\mathrm{536513}}^1$

素因数の和:536526

約数の個数: 20

約数和(自身を含む): 99791604

約数和(自身を除く): 56870564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 536513, 1073026, 2146052, 2682565, 4292104, 5365130, 8584208, 10730260, 21460520, 42921040]

約数ペア:

[(1, 42921040), (2, 21460520), (4, 10730260), (5, 8584208), (8, 5365130), (10, 4292104), (16, 2682565), (20, 2146052), (40, 1073026), (80, 536513)]