87469240

素因数分解:

$2^3\times 5^1\times {\mathrm{2186731}}^1$

素因数の和:2186742

約数の個数: 16

約数和(自身を含む): 196805880

約数和(自身を除く): 109336640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2186731, 4373462, 8746924, 10933655, 17493848, 21867310, 43734620, 87469240]

約数ペア:

[(1, 87469240), (2, 43734620), (4, 21867310), (5, 17493848), (8, 10933655), (10, 8746924), (20, 4373462), (40, 2186731)]