12858200

素因数分解:

$2^3\times 5^2\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 30132000

約数和(自身を除く): 17273800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 239, 269, 478, 538, 956, 1076, 1195, 1345, 1912, 2152, 2390, 2690, 4780, 5380, 5975, 6725, 9560, 10760, 11950, 13450, 23900, 26900, 47800, 53800, 64291, 128582, 257164, 321455, 514328, 642910, 1285820, 1607275, 2571640, 3214550, 6429100, 12858200]

約数ペア:

[(1, 12858200), (2, 6429100), (4, 3214550), (5, 2571640), (8, 1607275), (10, 1285820), (20, 642910), (25, 514328), (40, 321455), (50, 257164), (100, 128582), (200, 64291), (239, 53800), (269, 47800), (478, 26900), (538, 23900), (956, 13450), (1076, 11950), (1195, 10760), (1345, 9560), (1912, 6725), (2152, 5975), (2390, 5380), (2690, 4780)]