22272160

素因数分解:

$2^5\times 5^1\times {\mathrm{139201}}^1$

素因数の和:139216

約数の個数: 24

約数和(自身を含む): 52618356

約数和(自身を除く): 30346196

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 139201, 278402, 556804, 696005, 1113608, 1392010, 2227216, 2784020, 4454432, 5568040, 11136080, 22272160]

約数ペア:

[(1, 22272160), (2, 11136080), (4, 5568040), (5, 4454432), (8, 2784020), (10, 2227216), (16, 1392010), (20, 1113608), (32, 696005), (40, 556804), (80, 278402), (160, 139201)]