2866420

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{571}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 6054048

約数和(自身を除く): 3187628

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 571, 1004, 1142, 1255, 2284, 2510, 2855, 5020, 5710, 11420, 143321, 286642, 573284, 716605, 1433210, 2866420]

約数ペア:

[(1, 2866420), (2, 1433210), (4, 716605), (5, 573284), (10, 286642), (20, 143321), (251, 11420), (502, 5710), (571, 5020), (1004, 2855), (1142, 2510), (1255, 2284)]