2200280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 5030640

約数和(自身を除く): 2830360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 821, 1340, 1642, 2680, 3284, 4105, 6568, 8210, 16420, 32840, 55007, 110014, 220028, 275035, 440056, 550070, 1100140, 2200280]

約数ペア:

[(1, 2200280), (2, 1100140), (4, 550070), (5, 440056), (8, 275035), (10, 220028), (20, 110014), (40, 55007), (67, 32840), (134, 16420), (268, 8210), (335, 6568), (536, 4105), (670, 3284), (821, 2680), (1340, 1642)]