79995580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{571397}}^1$

素因数の和:571413

約数の個数: 24

約数和(自身を含む): 191989728

約数和(自身を除く): 111994148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 571397, 1142794, 2285588, 2856985, 3999779, 5713970, 7999558, 11427940, 15999116, 19998895, 39997790, 79995580]

約数ペア:

[(1, 79995580), (2, 39997790), (4, 19998895), (5, 15999116), (7, 11427940), (10, 7999558), (14, 5713970), (20, 3999779), (28, 2856985), (35, 2285588), (70, 1142794), (140, 571397)]