890403704

素因数分解:

$2^3\times {\mathrm{29}}^2\times {\mathrm{89}}^1\times {\mathrm{1487}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 1749664800

約数和(自身を除く): 859261096

約数列:

[1, 2, 4, 8, 29, 58, 89, 116, 178, 232, 356, 712, 841, 1487, 1682, 2581, 2974, 3364, 5162, 5948, 6728, 10324, 11896, 20648, 43123, 74849, 86246, 132343, 149698, 172492, 264686, 299396, 344984, 529372, 598792, 1058744, 1250567, 2501134, 3837947, 5002268, 7675894, 10004536, 15351788, 30703576, 111300463, 222600926, 445201852, 890403704]

約数ペア:

[(1, 890403704), (2, 445201852), (4, 222600926), (8, 111300463), (29, 30703576), (58, 15351788), (89, 10004536), (116, 7675894), (178, 5002268), (232, 3837947), (356, 2501134), (712, 1250567), (841, 1058744), (1487, 598792), (1682, 529372), (2581, 344984), (2974, 299396), (3364, 264686), (5162, 172492), (5948, 149698), (6728, 132343), (10324, 86246), (11896, 74849), (20648, 43123)]