5640880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{1439}}^1$

素因数の和:1466

約数の個数: 60

約数和(自身を含む): 15266880

約数和(自身を除く): 9626000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1439, 1960, 2878, 3920, 5756, 7195, 10073, 11512, 14390, 20146, 23024, 28780, 40292, 50365, 57560, 70511, 80584, 100730, 115120, 141022, 161168, 201460, 282044, 352555, 402920, 564088, 705110, 805840, 1128176, 1410220, 2820440, 5640880]

約数ペア:

[(1, 5640880), (2, 2820440), (4, 1410220), (5, 1128176), (7, 805840), (8, 705110), (10, 564088), (14, 402920), (16, 352555), (20, 282044), (28, 201460), (35, 161168), (40, 141022), (49, 115120), (56, 100730), (70, 80584), (80, 70511), (98, 57560), (112, 50365), (140, 40292), (196, 28780), (245, 23024), (280, 20146), (392, 14390), (490, 11512), (560, 10073), (784, 7195), (980, 5756), (1439, 3920), (1960, 2878)]