2005388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 4644864

約数和(自身を除く): 2639476

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 383, 476, 748, 766, 1309, 1532, 2618, 2681, 4213, 5236, 5362, 6511, 8426, 10724, 13022, 16852, 26044, 29491, 45577, 58982, 71621, 91154, 117964, 143242, 182308, 286484, 501347, 1002694, 2005388]

約数ペア:

[(1, 2005388), (2, 1002694), (4, 501347), (7, 286484), (11, 182308), (14, 143242), (17, 117964), (22, 91154), (28, 71621), (34, 58982), (44, 45577), (68, 29491), (77, 26044), (119, 16852), (154, 13022), (187, 10724), (238, 8426), (308, 6511), (374, 5362), (383, 5236), (476, 4213), (748, 2681), (766, 2618), (1309, 1532)]