208056280

素因数分解:

$2^3\times 5^1\times {\mathrm{587}}^1\times {\mathrm{8861}}^1$

素因数の和:9459

約数の個数: 32

約数和(自身を含む): 468977040

約数和(自身を除く): 260920760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 587, 1174, 2348, 2935, 4696, 5870, 8861, 11740, 17722, 23480, 35444, 44305, 70888, 88610, 177220, 354440, 5201407, 10402814, 20805628, 26007035, 41611256, 52014070, 104028140, 208056280]

約数ペア:

[(1, 208056280), (2, 104028140), (4, 52014070), (5, 41611256), (8, 26007035), (10, 20805628), (20, 10402814), (40, 5201407), (587, 354440), (1174, 177220), (2348, 88610), (2935, 70888), (4696, 44305), (5870, 35444), (8861, 23480), (11740, 17722)]