489954540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{8165909}}^1$

素因数の和:8165921

約数の個数: 24

約数和(自身を含む): 1371872880

約数和(自身を除く): 881918340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 8165909, 16331818, 24497727, 32663636, 40829545, 48995454, 81659090, 97990908, 122488635, 163318180, 244977270, 489954540]

約数ペア:

[(1, 489954540), (2, 244977270), (3, 163318180), (4, 122488635), (5, 97990908), (6, 81659090), (10, 48995454), (12, 40829545), (15, 32663636), (20, 24497727), (30, 16331818), (60, 8165909)]