28442740

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{13291}}^1$

素因数の和:13407

約数の個数: 24

約数和(自身を含む): 60292512

約数和(自身を除く): 31849772

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 13291, 26582, 53164, 66455, 132910, 265820, 1422137, 2844274, 5688548, 7110685, 14221370, 28442740]

約数ペア:

[(1, 28442740), (2, 14221370), (4, 7110685), (5, 5688548), (10, 2844274), (20, 1422137), (107, 265820), (214, 132910), (428, 66455), (535, 53164), (1070, 26582), (2140, 13291)]