28401080

素因数分解:

$2^3\times 5^1\times {\mathrm{710027}}^1$

素因数の和:710038

約数の個数: 16

約数和(自身を含む): 63902520

約数和(自身を除く): 35501440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 710027, 1420054, 2840108, 3550135, 5680216, 7100270, 14200540, 28401080]

約数ペア:

[(1, 28401080), (2, 14200540), (4, 7100270), (5, 5680216), (8, 3550135), (10, 2840108), (20, 1420054), (40, 710027)]