201700390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{2729}}^1$

素因数の和:3144

約数の個数: 32

約数和(自身を含む): 383292000

約数和(自身を除く): 181591610

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 389, 778, 1945, 2729, 3890, 5458, 7391, 13645, 14782, 27290, 36955, 51851, 73910, 103702, 259255, 518510, 1061581, 2123162, 5307905, 10615810, 20170039, 40340078, 100850195, 201700390]

約数ペア:

[(1, 201700390), (2, 100850195), (5, 40340078), (10, 20170039), (19, 10615810), (38, 5307905), (95, 2123162), (190, 1061581), (389, 518510), (778, 259255), (1945, 103702), (2729, 73910), (3890, 51851), (5458, 36955), (7391, 27290), (13645, 14782)]