761170180

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1\times {\mathrm{887}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 1619243136

約数和(自身を除く): 858072956

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 401, 428, 535, 802, 887, 1070, 1604, 1774, 2005, 2140, 3548, 4010, 4435, 8020, 8870, 17740, 42907, 85814, 94909, 171628, 189818, 214535, 355687, 379636, 429070, 474545, 711374, 858140, 949090, 1422748, 1778435, 1898180, 3556870, 7113740, 38058509, 76117018, 152234036, 190292545, 380585090, 761170180]

約数ペア:

[(1, 761170180), (2, 380585090), (4, 190292545), (5, 152234036), (10, 76117018), (20, 38058509), (107, 7113740), (214, 3556870), (401, 1898180), (428, 1778435), (535, 1422748), (802, 949090), (887, 858140), (1070, 711374), (1604, 474545), (1774, 429070), (2005, 379636), (2140, 355687), (3548, 214535), (4010, 189818), (4435, 171628), (8020, 94909), (8870, 85814), (17740, 42907)]