86674820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{105701}}^1$

素因数の和:105751

約数の個数: 24

約数和(自身を含む): 186458328

約数和(自身を除く): 99783508

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 105701, 211402, 422804, 528505, 1057010, 2114020, 4333741, 8667482, 17334964, 21668705, 43337410, 86674820]

約数ペア:

[(1, 86674820), (2, 43337410), (4, 21668705), (5, 17334964), (10, 8667482), (20, 4333741), (41, 2114020), (82, 1057010), (164, 528505), (205, 422804), (410, 211402), (820, 105701)]