9870490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 21071232

約数和(自身を除く): 11200742

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 103, 185, 206, 259, 370, 515, 518, 721, 1030, 1295, 1369, 1442, 2590, 2738, 3605, 3811, 6845, 7210, 7622, 9583, 13690, 19055, 19166, 26677, 38110, 47915, 53354, 95830, 133385, 141007, 266770, 282014, 705035, 987049, 1410070, 1974098, 4935245, 9870490]

約数ペア:

[(1, 9870490), (2, 4935245), (5, 1974098), (7, 1410070), (10, 987049), (14, 705035), (35, 282014), (37, 266770), (70, 141007), (74, 133385), (103, 95830), (185, 53354), (206, 47915), (259, 38110), (370, 26677), (515, 19166), (518, 19055), (721, 13690), (1030, 9583), (1295, 7622), (1369, 7210), (1442, 6845), (2590, 3811), (2738, 3605)]