72862580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{520447}}^1$

素因数の和:520463

約数の個数: 24

約数和(自身を含む): 174870528

約数和(自身を除く): 102007948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 520447, 1040894, 2081788, 2602235, 3643129, 5204470, 7286258, 10408940, 14572516, 18215645, 36431290, 72862580]

約数ペア:

[(1, 72862580), (2, 36431290), (4, 18215645), (5, 14572516), (7, 10408940), (10, 7286258), (14, 5204470), (20, 3643129), (28, 2602235), (35, 2081788), (70, 1040894), (140, 520447)]