22047440

素因数分解:

$2^4\times 5^1\times {\mathrm{275593}}^1$

素因数の和:275606

約数の個数: 20

約数和(自身を含む): 51260484

約数和(自身を除く): 29213044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 275593, 551186, 1102372, 1377965, 2204744, 2755930, 4409488, 5511860, 11023720, 22047440]

約数ペア:

[(1, 22047440), (2, 11023720), (4, 5511860), (5, 4409488), (8, 2755930), (10, 2204744), (16, 1377965), (20, 1102372), (40, 551186), (80, 275593)]