7447780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12841}}^1$

素因数の和:12879

約数の個数: 24

約数和(自身を含む): 16180920

約数和(自身を除く): 8733140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 12841, 25682, 51364, 64205, 128410, 256820, 372389, 744778, 1489556, 1861945, 3723890, 7447780]

約数ペア:

[(1, 7447780), (2, 3723890), (4, 1861945), (5, 1489556), (10, 744778), (20, 372389), (29, 256820), (58, 128410), (116, 64205), (145, 51364), (290, 25682), (580, 12841)]