1100140

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 2347632

約数和(自身を除く): 1247492

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 821, 1340, 1642, 3284, 4105, 8210, 16420, 55007, 110014, 220028, 275035, 550070, 1100140]

約数ペア:

[(1, 1100140), (2, 550070), (4, 275035), (5, 220028), (10, 110014), (20, 55007), (67, 16420), (134, 8210), (268, 4105), (335, 3284), (670, 1642), (821, 1340)]