38981080

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1187}}^1$

素因数の和:2019

約数の個数: 32

約数和(自身を含む): 87888240

約数和(自身を除く): 48907160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1187, 1642, 2374, 3284, 4105, 4748, 5935, 6568, 8210, 9496, 11870, 16420, 23740, 32840, 47480, 974527, 1949054, 3898108, 4872635, 7796216, 9745270, 19490540, 38981080]

約数ペア:

[(1, 38981080), (2, 19490540), (4, 9745270), (5, 7796216), (8, 4872635), (10, 3898108), (20, 1949054), (40, 974527), (821, 47480), (1187, 32840), (1642, 23740), (2374, 16420), (3284, 11870), (4105, 9496), (4748, 8210), (5935, 6568)]