3120920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 7892640

約数和(自身を除く): 4771720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 173, 205, 220, 328, 346, 410, 440, 451, 692, 820, 865, 902, 1384, 1640, 1730, 1804, 1903, 2255, 3460, 3608, 3806, 4510, 6920, 7093, 7612, 9020, 9515, 14186, 15224, 18040, 19030, 28372, 35465, 38060, 56744, 70930, 76120, 78023, 141860, 156046, 283720, 312092, 390115, 624184, 780230, 1560460, 3120920]

約数ペア:

[(1, 3120920), (2, 1560460), (4, 780230), (5, 624184), (8, 390115), (10, 312092), (11, 283720), (20, 156046), (22, 141860), (40, 78023), (41, 76120), (44, 70930), (55, 56744), (82, 38060), (88, 35465), (110, 28372), (164, 19030), (173, 18040), (205, 15224), (220, 14186), (328, 9515), (346, 9020), (410, 7612), (440, 7093), (451, 6920), (692, 4510), (820, 3806), (865, 3608), (902, 3460), (1384, 2255), (1640, 1903), (1730, 1804)]