77307020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{552193}}^1$

素因数の和:552209

約数の個数: 24

約数和(自身を含む): 185537184

約数和(自身を除く): 108230164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 552193, 1104386, 2208772, 2760965, 3865351, 5521930, 7730702, 11043860, 15461404, 19326755, 38653510, 77307020]

約数ペア:

[(1, 77307020), (2, 38653510), (4, 19326755), (5, 15461404), (7, 11043860), (10, 7730702), (14, 5521930), (20, 3865351), (28, 2760965), (35, 2208772), (70, 1104386), (140, 552193)]