20280310

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6521}}^1$

素因数の和:6839

約数の個数: 16

約数和(自身を含む): 36627552

約数和(自身を除く): 16347242

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 6521, 13042, 32605, 65210, 2028031, 4056062, 10140155, 20280310]

約数ペア:

[(1, 20280310), (2, 10140155), (5, 4056062), (10, 2028031), (311, 65210), (622, 32605), (1555, 13042), (3110, 6521)]