86512840

素因数分解:

$2^3\times 5^1\times {\mathrm{2162821}}^1$

素因数の和:2162832

約数の個数: 16

約数和(自身を含む): 194653980

約数和(自身を除く): 108141140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2162821, 4325642, 8651284, 10814105, 17302568, 21628210, 43256420, 86512840]

約数ペア:

[(1, 86512840), (2, 43256420), (4, 21628210), (5, 17302568), (8, 10814105), (10, 8651284), (20, 4325642), (40, 2162821)]