86404520

素因数分解:

$2^3\times 5^1\times {\mathrm{2160113}}^1$

素因数の和:2160124

約数の個数: 16

約数和(自身を含む): 194410260

約数和(自身を除く): 108005740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2160113, 4320226, 8640452, 10800565, 17280904, 21601130, 43202260, 86404520]

約数ペア:

[(1, 86404520), (2, 43202260), (4, 21601130), (5, 17280904), (8, 10800565), (10, 8640452), (20, 4320226), (40, 2160113)]