22428025

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{21881}}^1$

素因数の和:21932

約数の個数: 12

約数和(自身を含む): 28490364

約数和(自身を除く): 6062339

約数列:

[1, 5, 25, 41, 205, 1025, 21881, 109405, 547025, 897121, 4485605, 22428025]

約数ペア:

[(1, 22428025), (5, 4485605), (25, 897121), (41, 547025), (205, 109405), (1025, 21881)]