1370497820

素因数分解:

$2^2\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{35159}}^1$

素因数の和:37117

約数の個数: 24

約数和(自身を含む): 2879604000

約数和(自身を除く): 1509106180

約数列:

[1, 2, 4, 5, 10, 20, 1949, 3898, 7796, 9745, 19490, 35159, 38980, 70318, 140636, 175795, 351590, 703180, 68524891, 137049782, 274099564, 342624455, 685248910, 1370497820]

約数ペア:

[(1, 1370497820), (2, 685248910), (4, 342624455), (5, 274099564), (10, 137049782), (20, 68524891), (1949, 703180), (3898, 351590), (7796, 175795), (9745, 140636), (19490, 70318), (35159, 38980)]