2581630

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4871}}^1$

素因数の和:4931

約数の個数: 16

約数和(自身を含む): 4735584

約数和(自身を除く): 2153954

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 4871, 9742, 24355, 48710, 258163, 516326, 1290815, 2581630]

約数ペア:

[(1, 2581630), (2, 1290815), (5, 516326), (10, 258163), (53, 48710), (106, 24355), (265, 9742), (530, 4871)]