2873560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 6858000

約数和(自身を除く): 3984440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 361, 380, 398, 722, 760, 796, 995, 1444, 1592, 1805, 1990, 2888, 3610, 3781, 3980, 7220, 7562, 7960, 14440, 15124, 18905, 30248, 37810, 71839, 75620, 143678, 151240, 287356, 359195, 574712, 718390, 1436780, 2873560]

約数ペア:

[(1, 2873560), (2, 1436780), (4, 718390), (5, 574712), (8, 359195), (10, 287356), (19, 151240), (20, 143678), (38, 75620), (40, 71839), (76, 37810), (95, 30248), (152, 18905), (190, 15124), (199, 14440), (361, 7960), (380, 7562), (398, 7220), (722, 3980), (760, 3781), (796, 3610), (995, 2888), (1444, 1990), (1592, 1805)]