72616120

素因数分解:

$2^3\times 5^1\times {\mathrm{1815403}}^1$

素因数の和:1815414

約数の個数: 16

約数和(自身を含む): 163386360

約数和(自身を除く): 90770240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1815403, 3630806, 7261612, 9077015, 14523224, 18154030, 36308060, 72616120]

約数ペア:

[(1, 72616120), (2, 36308060), (4, 18154030), (5, 14523224), (8, 9077015), (10, 7261612), (20, 3630806), (40, 1815403)]