39608960

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 95472000

約数和(自身を除く): 55863040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 311, 320, 398, 622, 640, 796, 995, 1244, 1555, 1592, 1990, 2488, 3110, 3184, 3980, 4976, 6220, 6368, 7960, 9952, 12440, 12736, 15920, 19904, 24880, 25472, 31840, 39808, 49760, 61889, 63680, 99520, 123778, 127360, 199040, 247556, 309445, 495112, 618890, 990224, 1237780, 1980448, 2475560, 3960896, 4951120, 7921792, 9902240, 19804480, 39608960]

約数ペア:

[(1, 39608960), (2, 19804480), (4, 9902240), (5, 7921792), (8, 4951120), (10, 3960896), (16, 2475560), (20, 1980448), (32, 1237780), (40, 990224), (64, 618890), (80, 495112), (128, 309445), (160, 247556), (199, 199040), (311, 127360), (320, 123778), (398, 99520), (622, 63680), (640, 61889), (796, 49760), (995, 39808), (1244, 31840), (1555, 25472), (1592, 24880), (1990, 19904), (2488, 15920), (3110, 12736), (3184, 12440), (3980, 9952), (4976, 7960), (6220, 6368)]