30210785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 12298015

約数列:

[1, 5, 11, 17, 55, 79, 85, 187, 395, 409, 869, 935, 1343, 2045, 4345, 4499, 6715, 6953, 14773, 22495, 32311, 34765, 73865, 76483, 161555, 355421, 382415, 549287, 1777105, 2746435, 6042157, 30210785]

約数ペア:

[(1, 30210785), (5, 6042157), (11, 2746435), (17, 1777105), (55, 549287), (79, 382415), (85, 355421), (187, 161555), (395, 76483), (409, 73865), (869, 34765), (935, 32311), (1343, 22495), (2045, 14773), (4345, 6953), (4499, 6715)]