40902220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 89486208

約数和(自身を除く): 48583988

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 94, 106, 188, 212, 235, 265, 470, 530, 821, 940, 1060, 1642, 2491, 3284, 4105, 4982, 8210, 9964, 12455, 16420, 24910, 38587, 43513, 49820, 77174, 87026, 154348, 174052, 192935, 217565, 385870, 435130, 771740, 870260, 2045111, 4090222, 8180444, 10225555, 20451110, 40902220]

約数ペア:

[(1, 40902220), (2, 20451110), (4, 10225555), (5, 8180444), (10, 4090222), (20, 2045111), (47, 870260), (53, 771740), (94, 435130), (106, 385870), (188, 217565), (212, 192935), (235, 174052), (265, 154348), (470, 87026), (530, 77174), (821, 49820), (940, 43513), (1060, 38587), (1642, 24910), (2491, 16420), (3284, 12455), (4105, 9964), (4982, 8210)]