22697980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26393}}^1$

素因数の和:26445

約数の個数: 24

約数和(自身を含む): 48776112

約数和(自身を除く): 26078132

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 26393, 52786, 105572, 131965, 263930, 527860, 1134899, 2269798, 4539596, 5674495, 11348990, 22697980]

約数ペア:

[(1, 22697980), (2, 11348990), (4, 5674495), (5, 4539596), (10, 2269798), (20, 1134899), (43, 527860), (86, 263930), (172, 131965), (215, 105572), (430, 52786), (860, 26393)]