111991370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{5471}}^1$

素因数の和:5590

約数の個数: 32

約数和(自身を含む): 212751360

約数和(自身を除く): 100759990

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 5471, 10235, 10942, 20470, 27355, 54710, 125833, 251666, 486919, 629165, 973838, 1258330, 2434595, 4869190, 11199137, 22398274, 55995685, 111991370]

約数ペア:

[(1, 111991370), (2, 55995685), (5, 22398274), (10, 11199137), (23, 4869190), (46, 2434595), (89, 1258330), (115, 973838), (178, 629165), (230, 486919), (445, 251666), (890, 125833), (2047, 54710), (4094, 27355), (5471, 20470), (10235, 10942)]