7201480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1294

約数の個数: 64

約数和(自身を含む): 19051200

約数和(自身を除く): 11849720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1259, 1430, 2518, 2860, 5036, 5720, 6295, 10072, 12590, 13849, 16367, 25180, 27698, 32734, 50360, 55396, 65468, 69245, 81835, 110792, 130936, 138490, 163670, 180037, 276980, 327340, 360074, 553960, 654680, 720148, 900185, 1440296, 1800370, 3600740, 7201480]

約数ペア:

[(1, 7201480), (2, 3600740), (4, 1800370), (5, 1440296), (8, 900185), (10, 720148), (11, 654680), (13, 553960), (20, 360074), (22, 327340), (26, 276980), (40, 180037), (44, 163670), (52, 138490), (55, 130936), (65, 110792), (88, 81835), (104, 69245), (110, 65468), (130, 55396), (143, 50360), (220, 32734), (260, 27698), (286, 25180), (440, 16367), (520, 13849), (572, 12590), (715, 10072), (1144, 6295), (1259, 5720), (1430, 5036), (2518, 2860)]