86720231380

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{5168071}}^1$

素因数の和:5168919

約数の個数: 24

約数和(自身を含む): 182329580160

約数和(自身を除く): 95609348780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4195, 8390, 16780, 5168071, 10336142, 20672284, 25840355, 51680710, 103361420, 4336011569, 8672023138, 17344046276, 21680057845, 43360115690, 86720231380]

約数ペア:

[(1, 86720231380), (2, 43360115690), (4, 21680057845), (5, 17344046276), (10, 8672023138), (20, 4336011569), (839, 103361420), (1678, 51680710), (3356, 25840355), (4195, 20672284), (8390, 10336142), (16780, 5168071)]