17221420

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{5779}}^1$

素因数の和:5937

約数の個数: 24

約数和(自身を含む): 36414000

約数和(自身を除く): 19192580

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 5779, 11558, 23116, 28895, 57790, 115580, 861071, 1722142, 3444284, 4305355, 8610710, 17221420]

約数ペア:

[(1, 17221420), (2, 8610710), (4, 4305355), (5, 3444284), (10, 1722142), (20, 861071), (149, 115580), (298, 57790), (596, 28895), (745, 23116), (1490, 11558), (2980, 5779)]