22754920

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2551}}^1$

素因数の和:2785

約数の個数: 32

約数和(自身を含む): 51448320

約数和(自身を除く): 28693400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 2551, 4460, 5102, 8920, 10204, 12755, 20408, 25510, 51020, 102040, 568873, 1137746, 2275492, 2844365, 4550984, 5688730, 11377460, 22754920]

約数ペア:

[(1, 22754920), (2, 11377460), (4, 5688730), (5, 4550984), (8, 2844365), (10, 2275492), (20, 1137746), (40, 568873), (223, 102040), (446, 51020), (892, 25510), (1115, 20408), (1784, 12755), (2230, 10204), (2551, 8920), (4460, 5102)]