17420960

素因数分解:

$2^5\times 5^1\times {\mathrm{108881}}^1$

素因数の和:108896

約数の個数: 24

約数和(自身を含む): 41157396

約数和(自身を除く): 23736436

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 108881, 217762, 435524, 544405, 871048, 1088810, 1742096, 2177620, 3484192, 4355240, 8710480, 17420960]

約数ペア:

[(1, 17420960), (2, 8710480), (4, 4355240), (5, 3484192), (8, 2177620), (10, 1742096), (16, 1088810), (20, 871048), (32, 544405), (40, 435524), (80, 217762), (160, 108881)]