1649040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{6871}}^1$

素因数の和:6887

約数の個数: 40

約数和(自身を含む): 5112768

約数和(自身を除く): 3463728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6871, 13742, 20613, 27484, 34355, 41226, 54968, 68710, 82452, 103065, 109936, 137420, 164904, 206130, 274840, 329808, 412260, 549680, 824520, 1649040]

約数ペア:

[(1, 1649040), (2, 824520), (3, 549680), (4, 412260), (5, 329808), (6, 274840), (8, 206130), (10, 164904), (12, 137420), (15, 109936), (16, 103065), (20, 82452), (24, 68710), (30, 54968), (40, 41226), (48, 34355), (60, 27484), (80, 20613), (120, 13742), (240, 6871)]