2421440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 112

約数和(自身を含む): 7022592

約数和(自身を除く): 4601152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 47, 56, 64, 70, 80, 92, 94, 112, 115, 140, 160, 161, 184, 188, 224, 230, 235, 280, 320, 322, 329, 368, 376, 448, 460, 470, 560, 644, 658, 736, 752, 805, 920, 940, 1081, 1120, 1288, 1316, 1472, 1504, 1610, 1645, 1840, 1880, 2162, 2240, 2576, 2632, 3008, 3220, 3290, 3680, 3760, 4324, 5152, 5264, 5405, 6440, 6580, 7360, 7520, 7567, 8648, 10304, 10528, 10810, 12880, 13160, 15040, 15134, 17296, 21056, 21620, 25760, 26320, 30268, 34592, 37835, 43240, 51520, 52640, 60536, 69184, 75670, 86480, 105280, 121072, 151340, 172960, 242144, 302680, 345920, 484288, 605360, 1210720, 2421440]

約数ペア:

[(1, 2421440), (2, 1210720), (4, 605360), (5, 484288), (7, 345920), (8, 302680), (10, 242144), (14, 172960), (16, 151340), (20, 121072), (23, 105280), (28, 86480), (32, 75670), (35, 69184), (40, 60536), (46, 52640), (47, 51520), (56, 43240), (64, 37835), (70, 34592), (80, 30268), (92, 26320), (94, 25760), (112, 21620), (115, 21056), (140, 17296), (160, 15134), (161, 15040), (184, 13160), (188, 12880), (224, 10810), (230, 10528), (235, 10304), (280, 8648), (320, 7567), (322, 7520), (329, 7360), (368, 6580), (376, 6440), (448, 5405), (460, 5264), (470, 5152), (560, 4324), (644, 3760), (658, 3680), (736, 3290), (752, 3220), (805, 3008), (920, 2632), (940, 2576), (1081, 2240), (1120, 2162), (1288, 1880), (1316, 1840), (1472, 1645), (1504, 1610)]