20279200

素因数分解:

$2^5\times 5^2\times {\mathrm{25349}}^1$

素因数の和:25369

約数の個数: 36

約数和(自身を含む): 49508550

約数和(自身を除く): 29229350

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 25349, 50698, 101396, 126745, 202792, 253490, 405584, 506980, 633725, 811168, 1013960, 1267450, 2027920, 2534900, 4055840, 5069800, 10139600, 20279200]

約数ペア:

[(1, 20279200), (2, 10139600), (4, 5069800), (5, 4055840), (8, 2534900), (10, 2027920), (16, 1267450), (20, 1013960), (25, 811168), (32, 633725), (40, 506980), (50, 405584), (80, 253490), (100, 202792), (160, 126745), (200, 101396), (400, 50698), (800, 25349)]