61038980

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{22277}}^1$

素因数の和:22423

約数の個数: 24

約数和(自身を含む): 129123288

約数和(自身を除く): 68084308

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 22277, 44554, 89108, 111385, 222770, 445540, 3051949, 6103898, 12207796, 15259745, 30519490, 61038980]

約数ペア:

[(1, 61038980), (2, 30519490), (4, 15259745), (5, 12207796), (10, 6103898), (20, 3051949), (137, 445540), (274, 222770), (548, 111385), (685, 89108), (1370, 44554), (2740, 22277)]