11967920

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{709}}^1$

素因数の和:933

約数の個数: 40

約数和(自身を含む): 27996720

約数和(自身を除く): 16028800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 709, 844, 1055, 1418, 1688, 2110, 2836, 3376, 3545, 4220, 5672, 7090, 8440, 11344, 14180, 16880, 28360, 56720, 149599, 299198, 598396, 747995, 1196792, 1495990, 2393584, 2991980, 5983960, 11967920]

約数ペア:

[(1, 11967920), (2, 5983960), (4, 2991980), (5, 2393584), (8, 1495990), (10, 1196792), (16, 747995), (20, 598396), (40, 299198), (80, 149599), (211, 56720), (422, 28360), (709, 16880), (844, 14180), (1055, 11344), (1418, 8440), (1688, 7090), (2110, 5672), (2836, 4220), (3376, 3545)]