7739220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{128987}}^1$

素因数の和:128999

約数の個数: 24

約数和(自身を含む): 21669984

約数和(自身を除く): 13930764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 128987, 257974, 386961, 515948, 644935, 773922, 1289870, 1547844, 1934805, 2579740, 3869610, 7739220]

約数ペア:

[(1, 7739220), (2, 3869610), (3, 2579740), (4, 1934805), (5, 1547844), (6, 1289870), (10, 773922), (12, 644935), (15, 515948), (20, 386961), (30, 257974), (60, 128987)]