22267730

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 41264640

約数和(自身を除く): 18996910

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 395, 397, 710, 790, 794, 1985, 3970, 5609, 11218, 28045, 28187, 31363, 56090, 56374, 62726, 140935, 156815, 281870, 313630, 2226773, 4453546, 11133865, 22267730]

約数ペア:

[(1, 22267730), (2, 11133865), (5, 4453546), (10, 2226773), (71, 313630), (79, 281870), (142, 156815), (158, 140935), (355, 62726), (395, 56374), (397, 56090), (710, 31363), (790, 28187), (794, 28045), (1985, 11218), (3970, 5609)]