165255580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1180397}}^1$

素因数の和:1180413

約数の個数: 24

約数和(自身を含む): 396613728

約数和(自身を除く): 231358148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1180397, 2360794, 4721588, 5901985, 8262779, 11803970, 16525558, 23607940, 33051116, 41313895, 82627790, 165255580]

約数ペア:

[(1, 165255580), (2, 82627790), (4, 41313895), (5, 33051116), (7, 23607940), (10, 16525558), (14, 11803970), (20, 8262779), (28, 5901985), (35, 4721588), (70, 2360794), (140, 1180397)]