5143280

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:521

約数の個数: 40

約数和(自身を含む): 12052800

約数和(自身を除く): 6909520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 269, 478, 538, 956, 1076, 1195, 1345, 1912, 2152, 2390, 2690, 3824, 4304, 4780, 5380, 9560, 10760, 19120, 21520, 64291, 128582, 257164, 321455, 514328, 642910, 1028656, 1285820, 2571640, 5143280]

約数ペア:

[(1, 5143280), (2, 2571640), (4, 1285820), (5, 1028656), (8, 642910), (10, 514328), (16, 321455), (20, 257164), (40, 128582), (80, 64291), (239, 21520), (269, 19120), (478, 10760), (538, 9560), (956, 5380), (1076, 4780), (1195, 4304), (1345, 3824), (1912, 2690), (2152, 2390)]