2224780

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{643}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 4706352

約数和(自身を除く): 2481572

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 643, 692, 865, 1286, 1730, 2572, 3215, 3460, 6430, 12860, 111239, 222478, 444956, 556195, 1112390, 2224780]

約数ペア:

[(1, 2224780), (2, 1112390), (4, 556195), (5, 444956), (10, 222478), (20, 111239), (173, 12860), (346, 6430), (643, 3460), (692, 3215), (865, 2572), (1286, 1730)]