1996120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7129}}^1$

素因数の和:7147

約数の個数: 32

約数和(自身を含む): 5133600

約数和(自身を除く): 3137480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7129, 14258, 28516, 35645, 49903, 57032, 71290, 99806, 142580, 199612, 249515, 285160, 399224, 499030, 998060, 1996120]

約数ペア:

[(1, 1996120), (2, 998060), (4, 499030), (5, 399224), (7, 285160), (8, 249515), (10, 199612), (14, 142580), (20, 99806), (28, 71290), (35, 57032), (40, 49903), (56, 35645), (70, 28516), (140, 14258), (280, 7129)]