109784120

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{3343}}^1$

素因数の和:4175

約数の個数: 32

約数和(自身を含む): 247389120

約数和(自身を除く): 137605000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1642, 3284, 3343, 4105, 6568, 6686, 8210, 13372, 16420, 16715, 26744, 32840, 33430, 66860, 133720, 2744603, 5489206, 10978412, 13723015, 21956824, 27446030, 54892060, 109784120]

約数ペア:

[(1, 109784120), (2, 54892060), (4, 27446030), (5, 21956824), (8, 13723015), (10, 10978412), (20, 5489206), (40, 2744603), (821, 133720), (1642, 66860), (3284, 33430), (3343, 32840), (4105, 26744), (6568, 16715), (6686, 16420), (8210, 13372)]