87936140

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{15647}}^1$

素因数の和:15937

約数の個数: 24

約数和(自身を含む): 185334912

約数和(自身を除く): 97398772

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 15647, 31294, 62588, 78235, 156470, 312940, 4396807, 8793614, 17587228, 21984035, 43968070, 87936140]

約数ペア:

[(1, 87936140), (2, 43968070), (4, 21984035), (5, 17587228), (10, 8793614), (20, 4396807), (281, 312940), (562, 156470), (1124, 78235), (1405, 62588), (2810, 31294), (5620, 15647)]