18837120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{9811}}^1$

素因数の和:9833

約数の個数: 64

約数和(自身を含む): 60049440

約数和(自身を除く): 41212320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 9811, 19622, 29433, 39244, 49055, 58866, 78488, 98110, 117732, 147165, 156976, 196220, 235464, 294330, 313952, 392440, 470928, 588660, 627904, 784880, 941856, 1177320, 1255808, 1569760, 1883712, 2354640, 3139520, 3767424, 4709280, 6279040, 9418560, 18837120]

約数ペア:

[(1, 18837120), (2, 9418560), (3, 6279040), (4, 4709280), (5, 3767424), (6, 3139520), (8, 2354640), (10, 1883712), (12, 1569760), (15, 1255808), (16, 1177320), (20, 941856), (24, 784880), (30, 627904), (32, 588660), (40, 470928), (48, 392440), (60, 313952), (64, 294330), (80, 235464), (96, 196220), (120, 156976), (128, 147165), (160, 117732), (192, 98110), (240, 78488), (320, 58866), (384, 49055), (480, 39244), (640, 29433), (960, 19622), (1920, 9811)]