248977420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{2687}}^1$

素因数の和:2850

約数の個数: 48

約数和(自身を含む): 540546048

約数和(自身を除く): 291568628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 113, 164, 205, 226, 410, 452, 565, 820, 1130, 2260, 2687, 4633, 5374, 9266, 10748, 13435, 18532, 23165, 26870, 46330, 53740, 92660, 110167, 220334, 303631, 440668, 550835, 607262, 1101670, 1214524, 1518155, 2203340, 3036310, 6072620, 12448871, 24897742, 49795484, 62244355, 124488710, 248977420]

約数ペア:

[(1, 248977420), (2, 124488710), (4, 62244355), (5, 49795484), (10, 24897742), (20, 12448871), (41, 6072620), (82, 3036310), (113, 2203340), (164, 1518155), (205, 1214524), (226, 1101670), (410, 607262), (452, 550835), (565, 440668), (820, 303631), (1130, 220334), (2260, 110167), (2687, 92660), (4633, 53740), (5374, 46330), (9266, 26870), (10748, 23165), (13435, 18532)]