2012086920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{15511}}^1$

素因数の和:15595

約数の個数: 128

約数和(自身を含む): 6433136640

約数和(自身を除く): 4421049720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 47, 60, 69, 92, 94, 115, 120, 138, 141, 184, 188, 230, 235, 276, 282, 345, 376, 460, 470, 552, 564, 690, 705, 920, 940, 1081, 1128, 1380, 1410, 1880, 2162, 2760, 2820, 3243, 4324, 5405, 5640, 6486, 8648, 10810, 12972, 15511, 16215, 21620, 25944, 31022, 32430, 43240, 46533, 62044, 64860, 77555, 93066, 124088, 129720, 155110, 186132, 232665, 310220, 356753, 372264, 465330, 620440, 713506, 729017, 930660, 1070259, 1427012, 1458034, 1783765, 1861320, 2140518, 2187051, 2854024, 2916068, 3567530, 3645085, 4281036, 4374102, 5351295, 5832136, 7135060, 7290170, 8562072, 8748204, 10702590, 10935255, 14270120, 14580340, 16767391, 17496408, 21405180, 21870510, 29160680, 33534782, 42810360, 43741020, 50302173, 67069564, 83836955, 87482040, 100604346, 134139128, 167673910, 201208692, 251510865, 335347820, 402417384, 503021730, 670695640, 1006043460, 2012086920]

約数ペア:

[(1, 2012086920), (2, 1006043460), (3, 670695640), (4, 503021730), (5, 402417384), (6, 335347820), (8, 251510865), (10, 201208692), (12, 167673910), (15, 134139128), (20, 100604346), (23, 87482040), (24, 83836955), (30, 67069564), (40, 50302173), (46, 43741020), (47, 42810360), (60, 33534782), (69, 29160680), (92, 21870510), (94, 21405180), (115, 17496408), (120, 16767391), (138, 14580340), (141, 14270120), (184, 10935255), (188, 10702590), (230, 8748204), (235, 8562072), (276, 7290170), (282, 7135060), (345, 5832136), (376, 5351295), (460, 4374102), (470, 4281036), (552, 3645085), (564, 3567530), (690, 2916068), (705, 2854024), (920, 2187051), (940, 2140518), (1081, 1861320), (1128, 1783765), (1380, 1458034), (1410, 1427012), (1880, 1070259), (2162, 930660), (2760, 729017), (2820, 713506), (3243, 620440), (4324, 465330), (5405, 372264), (5640, 356753), (6486, 310220), (8648, 232665), (10810, 186132), (12972, 155110), (15511, 129720), (16215, 124088), (21620, 93066), (25944, 77555), (31022, 64860), (32430, 62044), (43240, 46533)]