20038440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166987}}^1$

素因数の和:167001

約数の個数: 32

約数和(自身を含む): 60115680

約数和(自身を除く): 40077240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166987, 333974, 500961, 667948, 834935, 1001922, 1335896, 1669870, 2003844, 2504805, 3339740, 4007688, 5009610, 6679480, 10019220, 20038440]

約数ペア:

[(1, 20038440), (2, 10019220), (3, 6679480), (4, 5009610), (5, 4007688), (6, 3339740), (8, 2504805), (10, 2003844), (12, 1669870), (15, 1335896), (20, 1001922), (24, 834935), (30, 667948), (40, 500961), (60, 333974), (120, 166987)]