40020728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1607}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 82200960

約数和(自身を除く): 42180232

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 283, 566, 1132, 1607, 2264, 3113, 3214, 6226, 6428, 12452, 12856, 17677, 24904, 35354, 70708, 141416, 454781, 909562, 1819124, 3638248, 5002591, 10005182, 20010364, 40020728]

約数ペア:

[(1, 40020728), (2, 20010364), (4, 10005182), (8, 5002591), (11, 3638248), (22, 1819124), (44, 909562), (88, 454781), (283, 141416), (566, 70708), (1132, 35354), (1607, 24904), (2264, 17677), (3113, 12856), (3214, 12452), (6226, 6428)]