61707140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{280487}}^1$

素因数の和:280507

約数の個数: 24

約数和(自身を含む): 141365952

約数和(自身を除く): 79658812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 280487, 560974, 1121948, 1402435, 2804870, 3085357, 5609740, 6170714, 12341428, 15426785, 30853570, 61707140]

約数ペア:

[(1, 61707140), (2, 30853570), (4, 15426785), (5, 12341428), (10, 6170714), (11, 5609740), (20, 3085357), (22, 2804870), (44, 1402435), (55, 1121948), (110, 560974), (220, 280487)]