222128080

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{21863}}^1$

素因数の和:22003

約数の個数: 40

約数和(自身を含む): 520538112

約数和(自身を除く): 298410032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 21863, 43726, 87452, 109315, 174904, 218630, 349808, 437260, 874520, 1749040, 2776601, 5553202, 11106404, 13883005, 22212808, 27766010, 44425616, 55532020, 111064040, 222128080]

約数ペア:

[(1, 222128080), (2, 111064040), (4, 55532020), (5, 44425616), (8, 27766010), (10, 22212808), (16, 13883005), (20, 11106404), (40, 5553202), (80, 2776601), (127, 1749040), (254, 874520), (508, 437260), (635, 349808), (1016, 218630), (1270, 174904), (2032, 109315), (2540, 87452), (5080, 43726), (10160, 21863)]