211468990

素因数分解:

$2^1\times 5^1\times {\mathrm{2339}}^1\times {\mathrm{9041}}^1$

素因数の和:11387

約数の個数: 16

約数和(自身を含む): 380849040

約数和(自身を除く): 169380050

約数列:

[1, 2, 5, 10, 2339, 4678, 9041, 11695, 18082, 23390, 45205, 90410, 21146899, 42293798, 105734495, 211468990]

約数ペア:

[(1, 211468990), (2, 105734495), (5, 42293798), (10, 21146899), (2339, 90410), (4678, 45205), (9041, 23390), (11695, 18082)]