4409780

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2791}}^1$

素因数の和:2879

約数の個数: 24

約数和(自身を含む): 9381120

約数和(自身を除く): 4971340

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 2791, 5582, 11164, 13955, 27910, 55820, 220489, 440978, 881956, 1102445, 2204890, 4409780]

約数ペア:

[(1, 4409780), (2, 2204890), (4, 1102445), (5, 881956), (10, 440978), (20, 220489), (79, 55820), (158, 27910), (316, 13955), (395, 11164), (790, 5582), (1580, 2791)]