64051540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{457511}}^1$

素因数の和:457527

約数の個数: 24

約数和(自身を含む): 153724032

約数和(自身を除く): 89672492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 457511, 915022, 1830044, 2287555, 3202577, 4575110, 6405154, 9150220, 12810308, 16012885, 32025770, 64051540]

約数ペア:

[(1, 64051540), (2, 32025770), (4, 16012885), (5, 12810308), (7, 9150220), (10, 6405154), (14, 4575110), (20, 3202577), (28, 2287555), (35, 1830044), (70, 915022), (140, 457511)]