15239220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{253987}}^1$

素因数の和:253999

約数の個数: 24

約数和(自身を含む): 42669984

約数和(自身を除く): 27430764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 253987, 507974, 761961, 1015948, 1269935, 1523922, 2539870, 3047844, 3809805, 5079740, 7619610, 15239220]

約数ペア:

[(1, 15239220), (2, 7619610), (3, 5079740), (4, 3809805), (5, 3047844), (6, 2539870), (10, 1523922), (12, 1269935), (15, 1015948), (20, 761961), (30, 507974), (60, 253987)]