20275510

素因数分解:

$2^1\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{1439}}^1$

素因数の和:2855

約数の個数: 16

約数和(自身を含む): 36547200

約数和(自身を除く): 16271690

約数列:

[1, 2, 5, 10, 1409, 1439, 2818, 2878, 7045, 7195, 14090, 14390, 2027551, 4055102, 10137755, 20275510]

約数ペア:

[(1, 20275510), (2, 10137755), (5, 4055102), (10, 2027551), (1409, 14390), (1439, 14090), (2818, 7195), (2878, 7045)]