137243620

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{8179}}^1$

素因数の和:9027

約数の個数: 24

約数和(自身を含む): 288590400

約数和(自身を除く): 151346780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4195, 8179, 8390, 16358, 16780, 32716, 40895, 81790, 163580, 6862181, 13724362, 27448724, 34310905, 68621810, 137243620]

約数ペア:

[(1, 137243620), (2, 68621810), (4, 34310905), (5, 27448724), (10, 13724362), (20, 6862181), (839, 163580), (1678, 81790), (3356, 40895), (4195, 32716), (8179, 16780), (8390, 16358)]