1018083920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{823}}^1$

素因数の和:937

約数の個数: 120

約数和(自身を含む): 2767334784

約数和(自身を除く): 1749250864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 823, 940, 1316, 1645, 1646, 1880, 2209, 2632, 3290, 3292, 3760, 4115, 4418, 5264, 5761, 6580, 6584, 8230, 8836, 11045, 11522, 13160, 13168, 15463, 16460, 17672, 22090, 23044, 26320, 28805, 30926, 32920, 35344, 38681, 44180, 46088, 57610, 61852, 65840, 77315, 77362, 88360, 92176, 115220, 123704, 154630, 154724, 176720, 193405, 230440, 247408, 270767, 309260, 309448, 386810, 460880, 541534, 618520, 618896, 773620, 1083068, 1237040, 1353835, 1547240, 1818007, 2166136, 2707670, 3094480, 3636014, 4332272, 5415340, 7272028, 9090035, 10830680, 12726049, 14544056, 18180070, 21661360, 25452098, 29088112, 36360140, 50904196, 63630245, 72720280, 101808392, 127260490, 145440560, 203616784, 254520980, 509041960, 1018083920]

約数ペア:

[(1, 1018083920), (2, 509041960), (4, 254520980), (5, 203616784), (7, 145440560), (8, 127260490), (10, 101808392), (14, 72720280), (16, 63630245), (20, 50904196), (28, 36360140), (35, 29088112), (40, 25452098), (47, 21661360), (56, 18180070), (70, 14544056), (80, 12726049), (94, 10830680), (112, 9090035), (140, 7272028), (188, 5415340), (235, 4332272), (280, 3636014), (329, 3094480), (376, 2707670), (470, 2166136), (560, 1818007), (658, 1547240), (752, 1353835), (823, 1237040), (940, 1083068), (1316, 773620), (1645, 618896), (1646, 618520), (1880, 541534), (2209, 460880), (2632, 386810), (3290, 309448), (3292, 309260), (3760, 270767), (4115, 247408), (4418, 230440), (5264, 193405), (5761, 176720), (6580, 154724), (6584, 154630), (8230, 123704), (8836, 115220), (11045, 92176), (11522, 88360), (13160, 77362), (13168, 77315), (15463, 65840), (16460, 61852), (17672, 57610), (22090, 46088), (23044, 44180), (26320, 38681), (28805, 35344), (30926, 32920)]