2185240

素因数分解:

$2^3\times 5^1\times {\mathrm{54631}}^1$

素因数の和:54642

約数の個数: 16

約数和(自身を含む): 4916880

約数和(自身を除く): 2731640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 54631, 109262, 218524, 273155, 437048, 546310, 1092620, 2185240]

約数ペア:

[(1, 2185240), (2, 1092620), (4, 546310), (5, 437048), (8, 273155), (10, 218524), (20, 109262), (40, 54631)]