2017646920

素因数分解:

$2^3\times 5^1\times {\mathrm{593}}^1\times {\mathrm{85061}}^1$

素因数の和:85665

約数の個数: 32

約数和(自身を含む): 4547414520

約数和(自身を除く): 2529767600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 593, 1186, 2372, 2965, 4744, 5930, 11860, 23720, 85061, 170122, 340244, 425305, 680488, 850610, 1701220, 3402440, 50441173, 100882346, 201764692, 252205865, 403529384, 504411730, 1008823460, 2017646920]

約数ペア:

[(1, 2017646920), (2, 1008823460), (4, 504411730), (5, 403529384), (8, 252205865), (10, 201764692), (20, 100882346), (40, 50441173), (593, 3402440), (1186, 1701220), (2372, 850610), (2965, 680488), (4744, 425305), (5930, 340244), (11860, 170122), (23720, 85061)]