1102780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{7877}}^1$

素因数の和:7893

約数の個数: 24

約数和(自身を含む): 2647008

約数和(自身を除く): 1544228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 7877, 15754, 31508, 39385, 55139, 78770, 110278, 157540, 220556, 275695, 551390, 1102780]

約数ペア:

[(1, 1102780), (2, 551390), (4, 275695), (5, 220556), (7, 157540), (10, 110278), (14, 78770), (20, 55139), (28, 39385), (35, 31508), (70, 15754), (140, 7877)]