4438780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11681}}^1$

素因数の和:11709

約数の個数: 24

約数和(自身を含む): 9812880

約数和(自身を除く): 5374100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 11681, 23362, 46724, 58405, 116810, 221939, 233620, 443878, 887756, 1109695, 2219390, 4438780]

約数ペア:

[(1, 4438780), (2, 2219390), (4, 1109695), (5, 887756), (10, 443878), (19, 233620), (20, 221939), (38, 116810), (76, 58405), (95, 46724), (190, 23362), (380, 11681)]