2420003385

素因数分解:

$3^4\times 5^1\times {\mathrm{5975317}}^1$

素因数の和:5975334

約数の個数: 20

約数和(自身を含む): 4338080868

約数和(自身を除く): 1918077483

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5975317, 17925951, 29876585, 53777853, 89629755, 161333559, 268889265, 484000677, 806667795, 2420003385]

約数ペア:

[(1, 2420003385), (3, 806667795), (5, 484000677), (9, 268889265), (15, 161333559), (27, 89629755), (45, 53777853), (81, 29876585), (135, 17925951), (405, 5975317)]