31283740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{911}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 70326144

約数和(自身を除く): 39042404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 101, 170, 202, 340, 404, 505, 911, 1010, 1717, 1822, 2020, 3434, 3644, 4555, 6868, 8585, 9110, 15487, 17170, 18220, 30974, 34340, 61948, 77435, 92011, 154870, 184022, 309740, 368044, 460055, 920110, 1564187, 1840220, 3128374, 6256748, 7820935, 15641870, 31283740]

約数ペア:

[(1, 31283740), (2, 15641870), (4, 7820935), (5, 6256748), (10, 3128374), (17, 1840220), (20, 1564187), (34, 920110), (68, 460055), (85, 368044), (101, 309740), (170, 184022), (202, 154870), (340, 92011), (404, 77435), (505, 61948), (911, 34340), (1010, 30974), (1717, 18220), (1822, 17170), (2020, 15487), (3434, 9110), (3644, 8585), (4555, 6868)]