4385960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 10800000

約数和(自身を除く): 6414040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 199, 232, 290, 380, 398, 551, 580, 760, 796, 995, 1102, 1160, 1592, 1990, 2204, 2755, 3781, 3980, 4408, 5510, 5771, 7562, 7960, 11020, 11542, 15124, 18905, 22040, 23084, 28855, 30248, 37810, 46168, 57710, 75620, 109649, 115420, 151240, 219298, 230840, 438596, 548245, 877192, 1096490, 2192980, 4385960]

約数ペア:

[(1, 4385960), (2, 2192980), (4, 1096490), (5, 877192), (8, 548245), (10, 438596), (19, 230840), (20, 219298), (29, 151240), (38, 115420), (40, 109649), (58, 75620), (76, 57710), (95, 46168), (116, 37810), (145, 30248), (152, 28855), (190, 23084), (199, 22040), (232, 18905), (290, 15124), (380, 11542), (398, 11020), (551, 7960), (580, 7562), (760, 5771), (796, 5510), (995, 4408), (1102, 3980), (1160, 3781), (1592, 2755), (1990, 2204)]