13749528040

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1629091}}^1$

素因数の和:1629313

約数の個数: 32

約数和(自身を含む): 31083075360

約数和(自身を除く): 17333547320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 1629091, 3258182, 6516364, 8145455, 13032728, 16290910, 32581820, 65163640, 343738201, 687476402, 1374952804, 1718691005, 2749905608, 3437382010, 6874764020, 13749528040]

約数ペア:

[(1, 13749528040), (2, 6874764020), (4, 3437382010), (5, 2749905608), (8, 1718691005), (10, 1374952804), (20, 687476402), (40, 343738201), (211, 65163640), (422, 32581820), (844, 16290910), (1055, 13032728), (1688, 8145455), (2110, 6516364), (4220, 3258182), (8440, 1629091)]