20158440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{167987}}^1$

素因数の和:168001

約数の個数: 32

約数和(自身を含む): 60475680

約数和(自身を除く): 40317240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 167987, 335974, 503961, 671948, 839935, 1007922, 1343896, 1679870, 2015844, 2519805, 3359740, 4031688, 5039610, 6719480, 10079220, 20158440]

約数ペア:

[(1, 20158440), (2, 10079220), (3, 6719480), (4, 5039610), (5, 4031688), (6, 3359740), (8, 2519805), (10, 2015844), (12, 1679870), (15, 1343896), (20, 1007922), (24, 839935), (30, 671948), (40, 503961), (60, 335974), (120, 167987)]