2126201620

素因数分解:

$2^2\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{80599}}^1$

素因数の和:81927

約数の個数: 24

約数和(自身を含む): 4468464000

約数和(自身を除く): 2342262380

約数列:

[1, 2, 4, 5, 10, 20, 1319, 2638, 5276, 6595, 13190, 26380, 80599, 161198, 322396, 402995, 805990, 1611980, 106310081, 212620162, 425240324, 531550405, 1063100810, 2126201620]

約数ペア:

[(1, 2126201620), (2, 1063100810), (4, 531550405), (5, 425240324), (10, 212620162), (20, 106310081), (1319, 1611980), (2638, 805990), (5276, 402995), (6595, 322396), (13190, 161198), (26380, 80599)]