22212920

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3727}}^1$

素因数の和:3887

約数の個数: 32

約数和(自身を含む): 50328000

約数和(自身を除く): 28115080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 3727, 5960, 7454, 14908, 18635, 29816, 37270, 74540, 149080, 555323, 1110646, 2221292, 2776615, 4442584, 5553230, 11106460, 22212920]

約数ペア:

[(1, 22212920), (2, 11106460), (4, 5553230), (5, 4442584), (8, 2776615), (10, 2221292), (20, 1110646), (40, 555323), (149, 149080), (298, 74540), (596, 37270), (745, 29816), (1192, 18635), (1490, 14908), (2980, 7454), (3727, 5960)]