20763950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5849}}^1$

素因数の和:5932

約数の個数: 24

約数和(自身を含む): 39171600

約数和(自身を除く): 18407650

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 5849, 11698, 29245, 58490, 146225, 292450, 415279, 830558, 2076395, 4152790, 10381975, 20763950]

約数ペア:

[(1, 20763950), (2, 10381975), (5, 4152790), (10, 2076395), (25, 830558), (50, 415279), (71, 292450), (142, 146225), (355, 58490), (710, 29245), (1775, 11698), (3550, 5849)]