218870708120

素因数分解:

$2^3\times 5^1\times {\mathrm{5471767703}}^1$

素因数の和:5471767714

約数の個数: 16

約数和(自身を含む): 492459093360

約数和(自身を除く): 273588385240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5471767703, 10943535406, 21887070812, 27358838515, 43774141624, 54717677030, 109435354060, 218870708120]

約数ペア:

[(1, 218870708120), (2, 109435354060), (4, 54717677030), (5, 43774141624), (8, 27358838515), (10, 21887070812), (20, 10943535406), (40, 5471767703)]