20217660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{336961}}^1$

素因数の和:336973

約数の個数: 24

約数和(自身を含む): 56609616

約数和(自身を除く): 36391956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 336961, 673922, 1010883, 1347844, 1684805, 2021766, 3369610, 4043532, 5054415, 6739220, 10108830, 20217660]

約数ペア:

[(1, 20217660), (2, 10108830), (3, 6739220), (4, 5054415), (5, 4043532), (6, 3369610), (10, 2021766), (12, 1684805), (15, 1347844), (20, 1010883), (30, 673922), (60, 336961)]