63720620

素因数分解:

$2^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{3709}}^1$

素因数の和:4577

約数の個数: 24

約数和(自身を含む): 134005200

約数和(自身を除く): 70284580

約数列:

[1, 2, 4, 5, 10, 20, 859, 1718, 3436, 3709, 4295, 7418, 8590, 14836, 17180, 18545, 37090, 74180, 3186031, 6372062, 12744124, 15930155, 31860310, 63720620]

約数ペア:

[(1, 63720620), (2, 31860310), (4, 15930155), (5, 12744124), (10, 6372062), (20, 3186031), (859, 74180), (1718, 37090), (3436, 18545), (3709, 17180), (4295, 14836), (7418, 8590)]