2100081580

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{166409}}^1$

素因数の和:167049

約数の個数: 24

約数和(自身を含む): 4417187040

約数和(自身を除く): 2317105460

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2524, 3155, 6310, 12620, 166409, 332818, 665636, 832045, 1664090, 3328180, 105004079, 210008158, 420016316, 525020395, 1050040790, 2100081580]

約数ペア:

[(1, 2100081580), (2, 1050040790), (4, 525020395), (5, 420016316), (10, 210008158), (20, 105004079), (631, 3328180), (1262, 1664090), (2524, 832045), (3155, 665636), (6310, 332818), (12620, 166409)]