4400560

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:901

約数の個数: 40

約数和(自身を含む): 10396656

約数和(自身を除く): 5996096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 821, 1072, 1340, 1642, 2680, 3284, 4105, 5360, 6568, 8210, 13136, 16420, 32840, 55007, 65680, 110014, 220028, 275035, 440056, 550070, 880112, 1100140, 2200280, 4400560]

約数ペア:

[(1, 4400560), (2, 2200280), (4, 1100140), (5, 880112), (8, 550070), (10, 440056), (16, 275035), (20, 220028), (40, 110014), (67, 65680), (80, 55007), (134, 32840), (268, 16420), (335, 13136), (536, 8210), (670, 6568), (821, 5360), (1072, 4105), (1340, 3284), (1642, 2680)]