68612120

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{7177}}^1$

素因数の和:7427

約数の個数: 32

約数和(自身を含む): 155044800

約数和(自身を除く): 86432680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 7177, 9560, 14354, 28708, 35885, 57416, 71770, 143540, 287080, 1715303, 3430606, 6861212, 8576515, 13722424, 17153030, 34306060, 68612120]

約数ペア:

[(1, 68612120), (2, 34306060), (4, 17153030), (5, 13722424), (8, 8576515), (10, 6861212), (20, 3430606), (40, 1715303), (239, 287080), (478, 143540), (956, 71770), (1195, 57416), (1912, 35885), (2390, 28708), (4780, 14354), (7177, 9560)]