22248400

素因数分解:

$2^4\times 5^2\times {\mathrm{55621}}^1$

素因数の和:55639

約数の個数: 30

約数和(自身を含む): 53452742

約数和(自身を除く): 31204342

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 55621, 111242, 222484, 278105, 444968, 556210, 889936, 1112420, 1390525, 2224840, 2781050, 4449680, 5562100, 11124200, 22248400]

約数ペア:

[(1, 22248400), (2, 11124200), (4, 5562100), (5, 4449680), (8, 2781050), (10, 2224840), (16, 1390525), (20, 1112420), (25, 889936), (40, 556210), (50, 444968), (80, 278105), (100, 222484), (200, 111242), (400, 55621)]