55311620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30391}}^1$

素因数の和:30420

約数の個数: 48

約数和(自身を含む): 142963968

約数和(自身を除く): 87652348

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 30391, 60782, 121564, 151955, 212737, 303910, 395083, 425474, 607820, 790166, 850948, 1063685, 1580332, 1975415, 2127370, 2765581, 3950830, 4254740, 5531162, 7901660, 11062324, 13827905, 27655810, 55311620]

約数ペア:

[(1, 55311620), (2, 27655810), (4, 13827905), (5, 11062324), (7, 7901660), (10, 5531162), (13, 4254740), (14, 3950830), (20, 2765581), (26, 2127370), (28, 1975415), (35, 1580332), (52, 1063685), (65, 850948), (70, 790166), (91, 607820), (130, 425474), (140, 395083), (182, 303910), (260, 212737), (364, 151955), (455, 121564), (910, 60782), (1820, 30391)]