2442040420

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{392611}}^1$

素因数の和:392931

約数の個数: 24

約数和(自身を含む): 5144787648

約数和(自身を除く): 2702747228

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 392611, 785222, 1570444, 1963055, 3926110, 7852220, 122102021, 244204042, 488408084, 610510105, 1221020210, 2442040420]

約数ペア:

[(1, 2442040420), (2, 1221020210), (4, 610510105), (5, 488408084), (10, 244204042), (20, 122102021), (311, 7852220), (622, 3926110), (1244, 1963055), (1555, 1570444), (3110, 785222), (6220, 392611)]