7285520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 19605888

約数和(自身を除く): 12320368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 487, 680, 748, 880, 935, 974, 1360, 1496, 1870, 1948, 2435, 2992, 3740, 3896, 4870, 5357, 7480, 7792, 8279, 9740, 10714, 14960, 16558, 19480, 21428, 26785, 33116, 38960, 41395, 42856, 53570, 66232, 82790, 85712, 91069, 107140, 132464, 165580, 182138, 214280, 331160, 364276, 428560, 455345, 662320, 728552, 910690, 1457104, 1821380, 3642760, 7285520]

約数ペア:

[(1, 7285520), (2, 3642760), (4, 1821380), (5, 1457104), (8, 910690), (10, 728552), (11, 662320), (16, 455345), (17, 428560), (20, 364276), (22, 331160), (34, 214280), (40, 182138), (44, 165580), (55, 132464), (68, 107140), (80, 91069), (85, 85712), (88, 82790), (110, 66232), (136, 53570), (170, 42856), (176, 41395), (187, 38960), (220, 33116), (272, 26785), (340, 21428), (374, 19480), (440, 16558), (487, 14960), (680, 10714), (748, 9740), (880, 8279), (935, 7792), (974, 7480), (1360, 5357), (1496, 4870), (1870, 3896), (1948, 3740), (2435, 2992)]