12667240

素因数分解:

$2^3\times 5^1\times {\mathrm{316681}}^1$

素因数の和:316692

約数の個数: 16

約数和(自身を含む): 28501380

約数和(自身を除く): 15834140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 316681, 633362, 1266724, 1583405, 2533448, 3166810, 6333620, 12667240]

約数ペア:

[(1, 12667240), (2, 6333620), (4, 3166810), (5, 2533448), (8, 1583405), (10, 1266724), (20, 633362), (40, 316681)]