86689040

素因数分解:

$2^4\times 5^1\times {\mathrm{1083613}}^1$

素因数の和:1083626

約数の個数: 20

約数和(自身を含む): 201552204

約数和(自身を除く): 114863164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1083613, 2167226, 4334452, 5418065, 8668904, 10836130, 17337808, 21672260, 43344520, 86689040]

約数ペア:

[(1, 86689040), (2, 43344520), (4, 21672260), (5, 17337808), (8, 10836130), (10, 8668904), (16, 5418065), (20, 4334452), (40, 2167226), (80, 1083613)]