41009920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 117734400

約数和(自身を除く): 76724480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 199, 224, 230, 256, 280, 320, 322, 368, 398, 448, 460, 560, 640, 644, 736, 796, 805, 896, 920, 995, 1120, 1280, 1288, 1393, 1472, 1592, 1610, 1792, 1840, 1990, 2240, 2576, 2786, 2944, 3184, 3220, 3680, 3980, 4480, 4577, 5152, 5572, 5888, 6368, 6440, 6965, 7360, 7960, 8960, 9154, 10304, 11144, 12736, 12880, 13930, 14720, 15920, 18308, 20608, 22288, 22885, 25472, 25760, 27860, 29440, 31840, 32039, 36616, 41216, 44576, 45770, 50944, 51520, 55720, 63680, 64078, 73232, 89152, 91540, 103040, 111440, 127360, 128156, 146464, 160195, 178304, 183080, 206080, 222880, 254720, 256312, 292928, 320390, 356608, 366160, 445760, 512624, 585856, 640780, 732320, 891520, 1025248, 1171712, 1281560, 1464640, 1783040, 2050496, 2563120, 2929280, 4100992, 5126240, 5858560, 8201984, 10252480, 20504960, 41009920]

約数ペア:

[(1, 41009920), (2, 20504960), (4, 10252480), (5, 8201984), (7, 5858560), (8, 5126240), (10, 4100992), (14, 2929280), (16, 2563120), (20, 2050496), (23, 1783040), (28, 1464640), (32, 1281560), (35, 1171712), (40, 1025248), (46, 891520), (56, 732320), (64, 640780), (70, 585856), (80, 512624), (92, 445760), (112, 366160), (115, 356608), (128, 320390), (140, 292928), (160, 256312), (161, 254720), (184, 222880), (199, 206080), (224, 183080), (230, 178304), (256, 160195), (280, 146464), (320, 128156), (322, 127360), (368, 111440), (398, 103040), (448, 91540), (460, 89152), (560, 73232), (640, 64078), (644, 63680), (736, 55720), (796, 51520), (805, 50944), (896, 45770), (920, 44576), (995, 41216), (1120, 36616), (1280, 32039), (1288, 31840), (1393, 29440), (1472, 27860), (1592, 25760), (1610, 25472), (1792, 22885), (1840, 22288), (1990, 20608), (2240, 18308), (2576, 15920), (2786, 14720), (2944, 13930), (3184, 12880), (3220, 12736), (3680, 11144), (3980, 10304), (4480, 9154), (4577, 8960), (5152, 7960), (5572, 7360), (5888, 6965), (6368, 6440)]