15242120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4591}}^1$

素因数の和:4685

約数の個数: 32

約数和(自身を含む): 34715520

約数和(自身を除く): 19473400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 4591, 9182, 18364, 22955, 36728, 45910, 91820, 183640, 381053, 762106, 1524212, 1905265, 3048424, 3810530, 7621060, 15242120]

約数ペア:

[(1, 15242120), (2, 7621060), (4, 3810530), (5, 3048424), (8, 1905265), (10, 1524212), (20, 762106), (40, 381053), (83, 183640), (166, 91820), (332, 45910), (415, 36728), (664, 22955), (830, 18364), (1660, 9182), (3320, 4591)]