55451980

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{4523}}^1$

素因数の和:5145

約数の個数: 24

約数和(自身を含む): 116664912

約数和(自身を除く): 61212932

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 4523, 6130, 9046, 12260, 18092, 22615, 45230, 90460, 2772599, 5545198, 11090396, 13862995, 27725990, 55451980]

約数ペア:

[(1, 55451980), (2, 27725990), (4, 13862995), (5, 11090396), (10, 5545198), (20, 2772599), (613, 90460), (1226, 45230), (2452, 22615), (3065, 18092), (4523, 12260), (6130, 9046)]