86536880

素因数分解:

$2^4\times 5^1\times {\mathrm{1081711}}^1$

素因数の和:1081724

約数の個数: 20

約数和(自身を含む): 201198432

約数和(自身を除く): 114661552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1081711, 2163422, 4326844, 5408555, 8653688, 10817110, 17307376, 21634220, 43268440, 86536880]

約数ペア:

[(1, 86536880), (2, 43268440), (4, 21634220), (5, 17307376), (8, 10817110), (10, 8653688), (16, 5408555), (20, 4326844), (40, 2163422), (80, 1081711)]