5500240

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 12889800

約数和(自身を除く): 7389560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 349, 394, 698, 788, 985, 1396, 1576, 1745, 1970, 2792, 3152, 3490, 3940, 5584, 6980, 7880, 13960, 15760, 27920, 68753, 137506, 275012, 343765, 550024, 687530, 1100048, 1375060, 2750120, 5500240]

約数ペア:

[(1, 5500240), (2, 2750120), (4, 1375060), (5, 1100048), (8, 687530), (10, 550024), (16, 343765), (20, 275012), (40, 137506), (80, 68753), (197, 27920), (349, 15760), (394, 13960), (698, 7880), (788, 6980), (985, 5584), (1396, 3940), (1576, 3490), (1745, 3152), (1970, 2792)]