8969240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 23362560

約数和(自身を除く): 14393320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 311, 412, 515, 622, 721, 824, 1030, 1244, 1442, 1555, 2060, 2177, 2488, 2884, 3110, 3605, 4120, 4354, 5768, 6220, 7210, 8708, 10885, 12440, 14420, 17416, 21770, 28840, 32033, 43540, 64066, 87080, 128132, 160165, 224231, 256264, 320330, 448462, 640660, 896924, 1121155, 1281320, 1793848, 2242310, 4484620, 8969240]

約数ペア:

[(1, 8969240), (2, 4484620), (4, 2242310), (5, 1793848), (7, 1281320), (8, 1121155), (10, 896924), (14, 640660), (20, 448462), (28, 320330), (35, 256264), (40, 224231), (56, 160165), (70, 128132), (103, 87080), (140, 64066), (206, 43540), (280, 32033), (311, 28840), (412, 21770), (515, 17416), (622, 14420), (721, 12440), (824, 10885), (1030, 8708), (1244, 7210), (1442, 6220), (1555, 5768), (2060, 4354), (2177, 4120), (2488, 3605), (2884, 3110)]