518987630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157747}}^1$

素因数の和:157808

約数の個数: 32

約数和(自身を含む): 1090354176

約数和(自身を除く): 571366546

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 157747, 315494, 788735, 1104229, 1577470, 2208458, 5521145, 7414109, 11042290, 14828218, 37070545, 51898763, 74141090, 103797526, 259493815, 518987630]

約数ペア:

[(1, 518987630), (2, 259493815), (5, 103797526), (7, 74141090), (10, 51898763), (14, 37070545), (35, 14828218), (47, 11042290), (70, 7414109), (94, 5521145), (235, 2208458), (329, 1577470), (470, 1104229), (658, 788735), (1645, 315494), (3290, 157747)]