11975480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1601}}^1$

素因数の和:1640

約数の個数: 64

約数和(自身を含む): 31142880

約数和(自身を除く): 19167400

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1601, 1870, 3202, 3740, 6404, 7480, 8005, 12808, 16010, 17611, 27217, 32020, 35222, 54434, 64040, 70444, 88055, 108868, 136085, 140888, 176110, 217736, 272170, 299387, 352220, 544340, 598774, 704440, 1088680, 1197548, 1496935, 2395096, 2993870, 5987740, 11975480]

約数ペア:

[(1, 11975480), (2, 5987740), (4, 2993870), (5, 2395096), (8, 1496935), (10, 1197548), (11, 1088680), (17, 704440), (20, 598774), (22, 544340), (34, 352220), (40, 299387), (44, 272170), (55, 217736), (68, 176110), (85, 140888), (88, 136085), (110, 108868), (136, 88055), (170, 70444), (187, 64040), (220, 54434), (340, 35222), (374, 32020), (440, 27217), (680, 17611), (748, 16010), (935, 12808), (1496, 8005), (1601, 7480), (1870, 6404), (3202, 3740)]