12351920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 35113824

約数和(自身を除く): 22761904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 137, 140, 161, 184, 196, 230, 245, 274, 280, 322, 368, 392, 460, 490, 548, 560, 644, 685, 784, 805, 920, 959, 980, 1096, 1127, 1288, 1370, 1610, 1840, 1918, 1960, 2192, 2254, 2576, 2740, 3151, 3220, 3836, 3920, 4508, 4795, 5480, 5635, 6302, 6440, 6713, 7672, 9016, 9590, 10960, 11270, 12604, 12880, 13426, 15344, 15755, 18032, 19180, 22057, 22540, 25208, 26852, 31510, 33565, 38360, 44114, 45080, 50416, 53704, 63020, 67130, 76720, 88228, 90160, 107408, 110285, 126040, 134260, 154399, 176456, 220570, 252080, 268520, 308798, 352912, 441140, 537040, 617596, 771995, 882280, 1235192, 1543990, 1764560, 2470384, 3087980, 6175960, 12351920]

約数ペア:

[(1, 12351920), (2, 6175960), (4, 3087980), (5, 2470384), (7, 1764560), (8, 1543990), (10, 1235192), (14, 882280), (16, 771995), (20, 617596), (23, 537040), (28, 441140), (35, 352912), (40, 308798), (46, 268520), (49, 252080), (56, 220570), (70, 176456), (80, 154399), (92, 134260), (98, 126040), (112, 110285), (115, 107408), (137, 90160), (140, 88228), (161, 76720), (184, 67130), (196, 63020), (230, 53704), (245, 50416), (274, 45080), (280, 44114), (322, 38360), (368, 33565), (392, 31510), (460, 26852), (490, 25208), (548, 22540), (560, 22057), (644, 19180), (685, 18032), (784, 15755), (805, 15344), (920, 13426), (959, 12880), (980, 12604), (1096, 11270), (1127, 10960), (1288, 9590), (1370, 9016), (1610, 7672), (1840, 6713), (1918, 6440), (1960, 6302), (2192, 5635), (2254, 5480), (2576, 4795), (2740, 4508), (3151, 3920), (3220, 3836)]