27860020

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9349}}^1$

素因数の和:9507

約数の個数: 24

約数和(自身を含む): 58905000

約数和(自身を除く): 31044980

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 9349, 18698, 37396, 46745, 93490, 186980, 1393001, 2786002, 5572004, 6965005, 13930010, 27860020]

約数ペア:

[(1, 27860020), (2, 13930010), (4, 6965005), (5, 5572004), (10, 2786002), (20, 1393001), (149, 186980), (298, 93490), (596, 46745), (745, 37396), (1490, 18698), (2980, 9349)]