485536120

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1\times {\mathrm{337}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 1107288000

約数和(自身を除く): 621751880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 199, 337, 362, 398, 674, 724, 796, 905, 995, 1348, 1448, 1592, 1685, 1810, 1990, 2696, 3370, 3620, 3980, 6740, 7240, 7960, 13480, 36019, 60997, 67063, 72038, 121994, 134126, 144076, 180095, 243988, 268252, 288152, 304985, 335315, 360190, 487976, 536504, 609970, 670630, 720380, 1219940, 1341260, 1440760, 2439880, 2682520, 12138403, 24276806, 48553612, 60692015, 97107224, 121384030, 242768060, 485536120]

約数ペア:

[(1, 485536120), (2, 242768060), (4, 121384030), (5, 97107224), (8, 60692015), (10, 48553612), (20, 24276806), (40, 12138403), (181, 2682520), (199, 2439880), (337, 1440760), (362, 1341260), (398, 1219940), (674, 720380), (724, 670630), (796, 609970), (905, 536504), (995, 487976), (1348, 360190), (1448, 335315), (1592, 304985), (1685, 288152), (1810, 268252), (1990, 243988), (2696, 180095), (3370, 144076), (3620, 134126), (3980, 121994), (6740, 72038), (7240, 67063), (7960, 60997), (13480, 36019)]