86560520

素因数分解:

$2^3\times 5^1\times {\mathrm{2164013}}^1$

素因数の和:2164024

約数の個数: 16

約数和(自身を含む): 194761260

約数和(自身を除く): 108200740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2164013, 4328026, 8656052, 10820065, 17312104, 21640130, 43280260, 86560520]

約数ペア:

[(1, 86560520), (2, 43280260), (4, 21640130), (5, 17312104), (8, 10820065), (10, 8656052), (20, 4328026), (40, 2164013)]