153965980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1099757}}^1$

素因数の和:1099773

約数の個数: 24

約数和(自身を含む): 369518688

約数和(自身を除く): 215552708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1099757, 2199514, 4399028, 5498785, 7698299, 10997570, 15396598, 21995140, 30793196, 38491495, 76982990, 153965980]

約数ペア:

[(1, 153965980), (2, 76982990), (4, 38491495), (5, 30793196), (7, 21995140), (10, 15396598), (14, 10997570), (20, 7698299), (28, 5498785), (35, 4399028), (70, 2199514), (140, 1099757)]