28073980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127609}}^1$

素因数の和:127629

約数の個数: 24

約数和(自身を含む): 64315440

約数和(自身を除く): 36241460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 127609, 255218, 510436, 638045, 1276090, 1403699, 2552180, 2807398, 5614796, 7018495, 14036990, 28073980]

約数ペア:

[(1, 28073980), (2, 14036990), (4, 7018495), (5, 5614796), (10, 2807398), (11, 2552180), (20, 1403699), (22, 1276090), (44, 638045), (55, 510436), (110, 255218), (220, 127609)]