31106180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31741}}^1$

素因数の和:31764

約数の個数: 36

約数和(自身を含む): 75990348

約数和(自身を除く): 44884168

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 31741, 63482, 126964, 158705, 222187, 317410, 444374, 634820, 888748, 1110935, 1555309, 2221870, 3110618, 4443740, 6221236, 7776545, 15553090, 31106180]

約数ペア:

[(1, 31106180), (2, 15553090), (4, 7776545), (5, 6221236), (7, 4443740), (10, 3110618), (14, 2221870), (20, 1555309), (28, 1110935), (35, 888748), (49, 634820), (70, 444374), (98, 317410), (140, 222187), (196, 158705), (245, 126964), (490, 63482), (980, 31741)]