1619220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{26987}}^1$

素因数の和:26999

約数の個数: 24

約数和(自身を含む): 4533984

約数和(自身を除く): 2914764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 26987, 53974, 80961, 107948, 134935, 161922, 269870, 323844, 404805, 539740, 809610, 1619220]

約数ペア:

[(1, 1619220), (2, 809610), (3, 539740), (4, 404805), (5, 323844), (6, 269870), (10, 161922), (12, 134935), (15, 107948), (20, 80961), (30, 53974), (60, 26987)]