1261036740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{21017279}}^1$

素因数の和:21017291

約数の個数: 24

約数和(自身を含む): 3530903040

約数和(自身を除く): 2269866300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21017279, 42034558, 63051837, 84069116, 105086395, 126103674, 210172790, 252207348, 315259185, 420345580, 630518370, 1261036740]

約数ペア:

[(1, 1261036740), (2, 630518370), (3, 420345580), (4, 315259185), (5, 252207348), (6, 210172790), (10, 126103674), (12, 105086395), (15, 84069116), (20, 63051837), (30, 42034558), (60, 21017279)]