3947220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{21929}}^1$

素因数の和:21944

約数の個数: 36

約数和(自身を含む): 11973780

約数和(自身を除く): 8026560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 21929, 43858, 65787, 87716, 109645, 131574, 197361, 219290, 263148, 328935, 394722, 438580, 657870, 789444, 986805, 1315740, 1973610, 3947220]

約数ペア:

[(1, 3947220), (2, 1973610), (3, 1315740), (4, 986805), (5, 789444), (6, 657870), (9, 438580), (10, 394722), (12, 328935), (15, 263148), (18, 219290), (20, 197361), (30, 131574), (36, 109645), (45, 87716), (60, 65787), (90, 43858), (180, 21929)]