3932240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:244

約数の個数: 80

約数和(自身を含む): 10416000

約数和(自身を除く): 6483760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 199, 208, 247, 260, 304, 380, 398, 494, 520, 760, 796, 988, 995, 1040, 1235, 1520, 1592, 1976, 1990, 2470, 2587, 3184, 3781, 3952, 3980, 4940, 5174, 7562, 7960, 9880, 10348, 12935, 15124, 15920, 18905, 19760, 20696, 25870, 30248, 37810, 41392, 49153, 51740, 60496, 75620, 98306, 103480, 151240, 196612, 206960, 245765, 302480, 393224, 491530, 786448, 983060, 1966120, 3932240]

約数ペア:

[(1, 3932240), (2, 1966120), (4, 983060), (5, 786448), (8, 491530), (10, 393224), (13, 302480), (16, 245765), (19, 206960), (20, 196612), (26, 151240), (38, 103480), (40, 98306), (52, 75620), (65, 60496), (76, 51740), (80, 49153), (95, 41392), (104, 37810), (130, 30248), (152, 25870), (190, 20696), (199, 19760), (208, 18905), (247, 15920), (260, 15124), (304, 12935), (380, 10348), (398, 9880), (494, 7960), (520, 7562), (760, 5174), (796, 4940), (988, 3980), (995, 3952), (1040, 3781), (1235, 3184), (1520, 2587), (1592, 2470), (1976, 1990)]