17640820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{10627}}^1$

素因数の和:10719

約数の個数: 24

約数和(自身を含む): 37495584

約数和(自身を除く): 19854764

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 10627, 21254, 42508, 53135, 106270, 212540, 882041, 1764082, 3528164, 4410205, 8820410, 17640820]

約数ペア:

[(1, 17640820), (2, 8820410), (4, 4410205), (5, 3528164), (10, 1764082), (20, 882041), (83, 212540), (166, 106270), (332, 53135), (415, 42508), (830, 21254), (1660, 10627)]