18210160

素因数分解:

$2^4\times 5^1\times {\mathrm{227627}}^1$

素因数の和:227640

約数の個数: 20

約数和(自身を含む): 42338808

約数和(自身を除く): 24128648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227627, 455254, 910508, 1138135, 1821016, 2276270, 3642032, 4552540, 9105080, 18210160]

約数ペア:

[(1, 18210160), (2, 9105080), (4, 4552540), (5, 3642032), (8, 2276270), (10, 1821016), (16, 1138135), (20, 910508), (40, 455254), (80, 227627)]