17742740

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8291}}^1$

素因数の和:8407

約数の個数: 24

約数和(自身を含む): 37612512

約数和(自身を除く): 19869772

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 8291, 16582, 33164, 41455, 82910, 165820, 887137, 1774274, 3548548, 4435685, 8871370, 17742740]

約数ペア:

[(1, 17742740), (2, 8871370), (4, 4435685), (5, 3548548), (10, 1774274), (20, 887137), (107, 165820), (214, 82910), (428, 41455), (535, 33164), (1070, 16582), (2140, 8291)]