9891560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{35327}}^1$

素因数の和:35345

約数の個数: 32

約数和(自身を含む): 25436160

約数和(自身を除く): 15544600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 35327, 70654, 141308, 176635, 247289, 282616, 353270, 494578, 706540, 989156, 1236445, 1413080, 1978312, 2472890, 4945780, 9891560]

約数ペア:

[(1, 9891560), (2, 4945780), (4, 2472890), (5, 1978312), (7, 1413080), (8, 1236445), (10, 989156), (14, 706540), (20, 494578), (28, 353270), (35, 282616), (40, 247289), (56, 176635), (70, 141308), (140, 70654), (280, 35327)]