208098140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{4177}}^1$

素因数の和:4286

約数の個数: 48

約数和(自身を含む): 454833792

約数和(自身を除く): 246735652

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 94, 106, 188, 212, 235, 265, 470, 530, 940, 1060, 2491, 4177, 4982, 8354, 9964, 12455, 16708, 20885, 24910, 41770, 49820, 83540, 196319, 221381, 392638, 442762, 785276, 885524, 981595, 1106905, 1963190, 2213810, 3926380, 4427620, 10404907, 20809814, 41619628, 52024535, 104049070, 208098140]

約数ペア:

[(1, 208098140), (2, 104049070), (4, 52024535), (5, 41619628), (10, 20809814), (20, 10404907), (47, 4427620), (53, 3926380), (94, 2213810), (106, 1963190), (188, 1106905), (212, 981595), (235, 885524), (265, 785276), (470, 442762), (530, 392638), (940, 221381), (1060, 196319), (2491, 83540), (4177, 49820), (4982, 41770), (8354, 24910), (9964, 20885), (12455, 16708)]