112427920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 286856640

約数和(自身を除く): 174428720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 251, 440, 502, 509, 880, 1004, 1018, 1255, 2008, 2036, 2510, 2545, 2761, 4016, 4072, 5020, 5090, 5522, 5599, 8144, 10040, 10180, 11044, 11198, 13805, 20080, 20360, 22088, 22396, 27610, 27995, 40720, 44176, 44792, 55220, 55990, 89584, 110440, 111980, 127759, 220880, 223960, 255518, 447920, 511036, 638795, 1022072, 1277590, 1405349, 2044144, 2555180, 2810698, 5110360, 5621396, 7026745, 10220720, 11242792, 14053490, 22485584, 28106980, 56213960, 112427920]

約数ペア:

[(1, 112427920), (2, 56213960), (4, 28106980), (5, 22485584), (8, 14053490), (10, 11242792), (11, 10220720), (16, 7026745), (20, 5621396), (22, 5110360), (40, 2810698), (44, 2555180), (55, 2044144), (80, 1405349), (88, 1277590), (110, 1022072), (176, 638795), (220, 511036), (251, 447920), (440, 255518), (502, 223960), (509, 220880), (880, 127759), (1004, 111980), (1018, 110440), (1255, 89584), (2008, 55990), (2036, 55220), (2510, 44792), (2545, 44176), (2761, 40720), (4016, 27995), (4072, 27610), (5020, 22396), (5090, 22088), (5522, 20360), (5599, 20080), (8144, 13805), (10040, 11198), (10180, 11044)]