4074820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2579}}^1$

素因数の和:2667

約数の個数: 24

約数和(自身を含む): 8668800

約数和(自身を除く): 4593980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 2579, 5158, 10316, 12895, 25790, 51580, 203741, 407482, 814964, 1018705, 2037410, 4074820]

約数ペア:

[(1, 4074820), (2, 2037410), (4, 1018705), (5, 814964), (10, 407482), (20, 203741), (79, 51580), (158, 25790), (316, 12895), (395, 10316), (790, 5158), (1580, 2579)]