200051620

素因数分解:

$2^2\times 5^1\times {\mathrm{2381}}^1\times {\mathrm{4201}}^1$

素因数の和:6591

約数の個数: 24

約数和(自身を含む): 420384888

約数和(自身を除く): 220333268

約数列:

[1, 2, 4, 5, 10, 20, 2381, 4201, 4762, 8402, 9524, 11905, 16804, 21005, 23810, 42010, 47620, 84020, 10002581, 20005162, 40010324, 50012905, 100025810, 200051620]

約数ペア:

[(1, 200051620), (2, 100025810), (4, 50012905), (5, 40010324), (10, 20005162), (20, 10002581), (2381, 84020), (4201, 47620), (4762, 42010), (8402, 23810), (9524, 21005), (11905, 16804)]