7474880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 112

約数和(自身を含む): 21067776

約数和(自身を除く): 13592896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 71, 80, 94, 112, 140, 142, 160, 188, 224, 235, 280, 284, 320, 329, 355, 376, 448, 470, 497, 560, 568, 658, 710, 752, 940, 994, 1120, 1136, 1316, 1420, 1504, 1645, 1880, 1988, 2240, 2272, 2485, 2632, 2840, 3008, 3290, 3337, 3760, 3976, 4544, 4970, 5264, 5680, 6580, 6674, 7520, 7952, 9940, 10528, 11360, 13160, 13348, 15040, 15904, 16685, 19880, 21056, 22720, 23359, 26320, 26696, 31808, 33370, 39760, 46718, 52640, 53392, 66740, 79520, 93436, 105280, 106784, 116795, 133480, 159040, 186872, 213568, 233590, 266960, 373744, 467180, 533920, 747488, 934360, 1067840, 1494976, 1868720, 3737440, 7474880]

約数ペア:

[(1, 7474880), (2, 3737440), (4, 1868720), (5, 1494976), (7, 1067840), (8, 934360), (10, 747488), (14, 533920), (16, 467180), (20, 373744), (28, 266960), (32, 233590), (35, 213568), (40, 186872), (47, 159040), (56, 133480), (64, 116795), (70, 106784), (71, 105280), (80, 93436), (94, 79520), (112, 66740), (140, 53392), (142, 52640), (160, 46718), (188, 39760), (224, 33370), (235, 31808), (280, 26696), (284, 26320), (320, 23359), (329, 22720), (355, 21056), (376, 19880), (448, 16685), (470, 15904), (497, 15040), (560, 13348), (568, 13160), (658, 11360), (710, 10528), (752, 9940), (940, 7952), (994, 7520), (1120, 6674), (1136, 6580), (1316, 5680), (1420, 5264), (1504, 4970), (1645, 4544), (1880, 3976), (1988, 3760), (2240, 3337), (2272, 3290), (2485, 3008), (2632, 2840)]