49891460

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{15889}}^1$

素因数の和:16055

約数の個数: 24

約数和(自身を含む): 105446040

約数和(自身を除く): 55554580

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 15889, 31778, 63556, 79445, 158890, 317780, 2494573, 4989146, 9978292, 12472865, 24945730, 49891460]

約数ペア:

[(1, 49891460), (2, 24945730), (4, 12472865), (5, 9978292), (10, 4989146), (20, 2494573), (157, 317780), (314, 158890), (628, 79445), (785, 63556), (1570, 31778), (3140, 15889)]