56207480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1051}}^1$

素因数の和:1260

約数の個数: 64

約数和(自身を含む): 145428480

約数和(自身を除く): 89221000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 764, 955, 1051, 1337, 1528, 1910, 2102, 2674, 3820, 4204, 5255, 5348, 6685, 7357, 7640, 8408, 10510, 10696, 13370, 14714, 21020, 26740, 29428, 36785, 42040, 53480, 58856, 73570, 147140, 200741, 294280, 401482, 802964, 1003705, 1405187, 1605928, 2007410, 2810374, 4014820, 5620748, 7025935, 8029640, 11241496, 14051870, 28103740, 56207480]

約数ペア:

[(1, 56207480), (2, 28103740), (4, 14051870), (5, 11241496), (7, 8029640), (8, 7025935), (10, 5620748), (14, 4014820), (20, 2810374), (28, 2007410), (35, 1605928), (40, 1405187), (56, 1003705), (70, 802964), (140, 401482), (191, 294280), (280, 200741), (382, 147140), (764, 73570), (955, 58856), (1051, 53480), (1337, 42040), (1528, 36785), (1910, 29428), (2102, 26740), (2674, 21020), (3820, 14714), (4204, 13370), (5255, 10696), (5348, 10510), (6685, 8408), (7357, 7640)]