201961880

素因数分解:

$2^3\times 5^1\times {\mathrm{5049047}}^1$

素因数の和:5049058

約数の個数: 16

約数和(自身を含む): 454414320

約数和(自身を除く): 252452440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5049047, 10098094, 20196188, 25245235, 40392376, 50490470, 100980940, 201961880]

約数ペア:

[(1, 201961880), (2, 100980940), (4, 50490470), (5, 40392376), (8, 25245235), (10, 20196188), (20, 10098094), (40, 5049047)]