30980540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67349}}^1$

素因数の和:67381

約数の個数: 24

約数和(自身を含む): 67888800

約数和(自身を除く): 36908260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 67349, 134698, 269396, 336745, 673490, 1346980, 1549027, 3098054, 6196108, 7745135, 15490270, 30980540]

約数ペア:

[(1, 30980540), (2, 15490270), (4, 7745135), (5, 6196108), (10, 3098054), (20, 1549027), (23, 1346980), (46, 673490), (92, 336745), (115, 269396), (230, 134698), (460, 67349)]