1668040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 4354560

約数和(自身を除く): 2686520

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, 223, 340, 374, 440, 446, 680, 748, 892, 935, 1115, 1496, 1784, 1870, 2230, 2453, 3740, 3791, 4460, 4906, 7480, 7582, 8920, 9812, 12265, 15164, 18955, 19624, 24530, 30328, 37910, 41701, 49060, 75820, 83402, 98120, 151640, 166804, 208505, 333608, 417010, 834020, 1668040]

約数ペア:

[(1, 1668040), (2, 834020), (4, 417010), (5, 333608), (8, 208505), (10, 166804), (11, 151640), (17, 98120), (20, 83402), (22, 75820), (34, 49060), (40, 41701), (44, 37910), (55, 30328), (68, 24530), (85, 19624), (88, 18955), (110, 15164), (136, 12265), (170, 9812), (187, 8920), (220, 7582), (223, 7480), (340, 4906), (374, 4460), (440, 3791), (446, 3740), (680, 2453), (748, 2230), (892, 1870), (935, 1784), (1115, 1496)]