218367580

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{34883}}^1$

素因数の和:35205

約数の個数: 24

約数和(自身を含む): 460050192

約数和(自身を除く): 241682612

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 34883, 69766, 139532, 174415, 348830, 697660, 10918379, 21836758, 43673516, 54591895, 109183790, 218367580]

約数ペア:

[(1, 218367580), (2, 109183790), (4, 54591895), (5, 43673516), (10, 21836758), (20, 10918379), (313, 697660), (626, 348830), (1252, 174415), (1565, 139532), (3130, 69766), (6260, 34883)]