7281320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6277}}^1$

素因数の和:6317

約数の個数: 32

約数和(自身を含む): 16950600

約数和(自身を除く): 9669280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 6277, 12554, 25108, 31385, 50216, 62770, 125540, 182033, 251080, 364066, 728132, 910165, 1456264, 1820330, 3640660, 7281320]

約数ペア:

[(1, 7281320), (2, 3640660), (4, 1820330), (5, 1456264), (8, 910165), (10, 728132), (20, 364066), (29, 251080), (40, 182033), (58, 125540), (116, 62770), (145, 50216), (232, 31385), (290, 25108), (580, 12554), (1160, 6277)]