30737140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{911}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 74156544

約数和(自身を除く): 43419404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 911, 964, 1205, 1687, 1822, 2410, 3374, 3644, 4555, 4820, 6377, 6748, 8435, 9110, 12754, 16870, 18220, 25508, 31885, 33740, 63770, 127540, 219551, 439102, 878204, 1097755, 1536857, 2195510, 3073714, 4391020, 6147428, 7684285, 15368570, 30737140]

約数ペア:

[(1, 30737140), (2, 15368570), (4, 7684285), (5, 6147428), (7, 4391020), (10, 3073714), (14, 2195510), (20, 1536857), (28, 1097755), (35, 878204), (70, 439102), (140, 219551), (241, 127540), (482, 63770), (911, 33740), (964, 31885), (1205, 25508), (1687, 18220), (1822, 16870), (2410, 12754), (3374, 9110), (3644, 8435), (4555, 6748), (4820, 6377)]