520012405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{24181}}^1$

素因数の和:24237

約数の個数: 32

約数和(自身を含む): 752156928

約数和(自身を除く): 232144523

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 935, 1265, 1955, 4301, 21505, 24181, 120905, 265991, 411077, 556163, 1329955, 2055385, 2780815, 4521847, 6117793, 9454771, 22609235, 30588965, 47273855, 104002481, 520012405]

約数ペア:

[(1, 520012405), (5, 104002481), (11, 47273855), (17, 30588965), (23, 22609235), (55, 9454771), (85, 6117793), (115, 4521847), (187, 2780815), (253, 2055385), (391, 1329955), (935, 556163), (1265, 411077), (1955, 265991), (4301, 120905), (21505, 24181)]