54522580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389447}}^1$

素因数の和:389463

約数の個数: 24

約数和(自身を含む): 130854528

約数和(自身を除く): 76331948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389447, 778894, 1557788, 1947235, 2726129, 3894470, 5452258, 7788940, 10904516, 13630645, 27261290, 54522580]

約数ペア:

[(1, 54522580), (2, 27261290), (4, 13630645), (5, 10904516), (7, 7788940), (10, 5452258), (14, 3894470), (20, 2726129), (28, 1947235), (35, 1557788), (70, 778894), (140, 389447)]