305060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2179}}^1$

素因数の和:2195

約数の個数: 24

約数和(自身を含む): 732480

約数和(自身を除く): 427420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2179, 4358, 8716, 10895, 15253, 21790, 30506, 43580, 61012, 76265, 152530, 305060]

約数ペア:

[(1, 305060), (2, 152530), (4, 76265), (5, 61012), (7, 43580), (10, 30506), (14, 21790), (20, 15253), (28, 10895), (35, 8716), (70, 4358), (140, 2179)]