91244980

素因数分解:

$2^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{4391}}^1$

素因数の和:5439

約数の個数: 24

約数和(自身を含む): 191842560

約数和(自身を除く): 100597580

約数列:

[1, 2, 4, 5, 10, 20, 1039, 2078, 4156, 4391, 5195, 8782, 10390, 17564, 20780, 21955, 43910, 87820, 4562249, 9124498, 18248996, 22811245, 45622490, 91244980]

約数ペア:

[(1, 91244980), (2, 45622490), (4, 22811245), (5, 18248996), (10, 9124498), (20, 4562249), (1039, 87820), (2078, 43910), (4156, 21955), (4391, 20780), (5195, 17564), (8782, 10390)]