98378980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{702707}}^1$

素因数の和:702723

約数の個数: 24

約数和(自身を含む): 236109888

約数和(自身を除く): 137730908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 702707, 1405414, 2810828, 3513535, 4918949, 7027070, 9837898, 14054140, 19675796, 24594745, 49189490, 98378980]

約数ペア:

[(1, 98378980), (2, 49189490), (4, 24594745), (5, 19675796), (7, 14054140), (10, 9837898), (14, 7027070), (20, 4918949), (28, 3513535), (35, 2810828), (70, 1405414), (140, 702707)]