20868450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{139123}}^1$

素因数の和:139138

約数の個数: 24

約数和(自身を含む): 51754128

約数和(自身を除く): 30885678

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 139123, 278246, 417369, 695615, 834738, 1391230, 2086845, 3478075, 4173690, 6956150, 10434225, 20868450]

約数ペア:

[(1, 20868450), (2, 10434225), (3, 6956150), (5, 4173690), (6, 3478075), (10, 2086845), (15, 1391230), (25, 834738), (30, 695615), (50, 417369), (75, 278246), (150, 139123)]