7245280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{6469}}^1$

素因数の和:6491

約数の個数: 48

約数和(自身を含む): 19565280

約数和(自身を除く): 12320000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 6469, 12938, 25876, 32345, 45283, 51752, 64690, 90566, 103504, 129380, 181132, 207008, 226415, 258760, 362264, 452830, 517520, 724528, 905660, 1035040, 1449056, 1811320, 3622640, 7245280]

約数ペア:

[(1, 7245280), (2, 3622640), (4, 1811320), (5, 1449056), (7, 1035040), (8, 905660), (10, 724528), (14, 517520), (16, 452830), (20, 362264), (28, 258760), (32, 226415), (35, 207008), (40, 181132), (56, 129380), (70, 103504), (80, 90566), (112, 64690), (140, 51752), (160, 45283), (224, 32345), (280, 25876), (560, 12938), (1120, 6469)]