39906840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:817

約数の個数: 128

約数和(自身を含む): 131673600

約数和(自身を除く): 91766760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 761, 874, 920, 1140, 1311, 1380, 1522, 1748, 2185, 2280, 2283, 2622, 2760, 3044, 3496, 3805, 4370, 4566, 5244, 6088, 6555, 7610, 8740, 9132, 10488, 11415, 13110, 14459, 15220, 17480, 17503, 18264, 22830, 26220, 28918, 30440, 35006, 43377, 45660, 52440, 52509, 57836, 70012, 72295, 86754, 87515, 91320, 105018, 115672, 140024, 144590, 173508, 175030, 210036, 216885, 262545, 289180, 332557, 347016, 350060, 420072, 433770, 525090, 578360, 665114, 700120, 867540, 997671, 1050180, 1330228, 1662785, 1735080, 1995342, 2100360, 2660456, 3325570, 3990684, 4988355, 6651140, 7981368, 9976710, 13302280, 19953420, 39906840]

約数ペア:

[(1, 39906840), (2, 19953420), (3, 13302280), (4, 9976710), (5, 7981368), (6, 6651140), (8, 4988355), (10, 3990684), (12, 3325570), (15, 2660456), (19, 2100360), (20, 1995342), (23, 1735080), (24, 1662785), (30, 1330228), (38, 1050180), (40, 997671), (46, 867540), (57, 700120), (60, 665114), (69, 578360), (76, 525090), (92, 433770), (95, 420072), (114, 350060), (115, 347016), (120, 332557), (138, 289180), (152, 262545), (184, 216885), (190, 210036), (228, 175030), (230, 173508), (276, 144590), (285, 140024), (345, 115672), (380, 105018), (437, 91320), (456, 87515), (460, 86754), (552, 72295), (570, 70012), (690, 57836), (760, 52509), (761, 52440), (874, 45660), (920, 43377), (1140, 35006), (1311, 30440), (1380, 28918), (1522, 26220), (1748, 22830), (2185, 18264), (2280, 17503), (2283, 17480), (2622, 15220), (2760, 14459), (3044, 13110), (3496, 11415), (3805, 10488), (4370, 9132), (4566, 8740), (5244, 7610), (6088, 6555)]