20879220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347987}}^1$

素因数の和:347999

約数の個数: 24

約数和(自身を含む): 58461984

約数和(自身を除く): 37582764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347987, 695974, 1043961, 1391948, 1739935, 2087922, 3479870, 4175844, 5219805, 6959740, 10439610, 20879220]

約数ペア:

[(1, 20879220), (2, 10439610), (3, 6959740), (4, 5219805), (5, 4175844), (6, 3479870), (10, 2087922), (12, 1739935), (15, 1391948), (20, 1043961), (30, 695974), (60, 347987)]