105215620

素因数分解:

$2^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{4337}}^1$

素因数の和:5559

約数の個数: 24

約数和(自身を含む): 221185944

約数和(自身を除く): 115970324

約数列:

[1, 2, 4, 5, 10, 20, 1213, 2426, 4337, 4852, 6065, 8674, 12130, 17348, 21685, 24260, 43370, 86740, 5260781, 10521562, 21043124, 26303905, 52607810, 105215620]

約数ペア:

[(1, 105215620), (2, 52607810), (4, 26303905), (5, 21043124), (10, 10521562), (20, 5260781), (1213, 86740), (2426, 43370), (4337, 24260), (4852, 21685), (6065, 17348), (8674, 12130)]