9454280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21487}}^1$

素因数の和:21509

約数の個数: 32

約数和(自身を含む): 23207040

約数和(自身を除く): 13752760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 21487, 42974, 85948, 107435, 171896, 214870, 236357, 429740, 472714, 859480, 945428, 1181785, 1890856, 2363570, 4727140, 9454280]

約数ペア:

[(1, 9454280), (2, 4727140), (4, 2363570), (5, 1890856), (8, 1181785), (10, 945428), (11, 859480), (20, 472714), (22, 429740), (40, 236357), (44, 214870), (55, 171896), (88, 107435), (110, 85948), (220, 42974), (440, 21487)]