22510480

素因数分解:

$2^4\times 5^1\times {\mathrm{281381}}^1$

素因数の和:281394

約数の個数: 20

約数和(自身を含む): 52337052

約数和(自身を除く): 29826572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281381, 562762, 1125524, 1406905, 2251048, 2813810, 4502096, 5627620, 11255240, 22510480]

約数ペア:

[(1, 22510480), (2, 11255240), (4, 5627620), (5, 4502096), (8, 2813810), (10, 2251048), (16, 1406905), (20, 1125524), (40, 562762), (80, 281381)]