2996980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{21407}}^1$

素因数の和:21423

約数の個数: 24

約数和(自身を含む): 7193088

約数和(自身を除く): 4196108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 21407, 42814, 85628, 107035, 149849, 214070, 299698, 428140, 599396, 749245, 1498490, 2996980]

約数ペア:

[(1, 2996980), (2, 1498490), (4, 749245), (5, 599396), (7, 428140), (10, 299698), (14, 214070), (20, 149849), (28, 107035), (35, 85628), (70, 42814), (140, 21407)]