22403860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 48787200

約数和(自身を除く): 26383340

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 109, 172, 215, 218, 239, 430, 436, 478, 545, 860, 956, 1090, 1195, 2180, 2390, 4687, 4780, 9374, 10277, 18748, 20554, 23435, 26051, 41108, 46870, 51385, 52102, 93740, 102770, 104204, 130255, 205540, 260510, 521020, 1120193, 2240386, 4480772, 5600965, 11201930, 22403860]

約数ペア:

[(1, 22403860), (2, 11201930), (4, 5600965), (5, 4480772), (10, 2240386), (20, 1120193), (43, 521020), (86, 260510), (109, 205540), (172, 130255), (215, 104204), (218, 102770), (239, 93740), (430, 52102), (436, 51385), (478, 46870), (545, 41108), (860, 26051), (956, 23435), (1090, 20554), (1195, 18748), (2180, 10277), (2390, 9374), (4687, 4780)]