28487150

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{5227}}^1$

素因数の和:5348

約数の個数: 24

約数和(自身を含む): 53482440

約数和(自身を除く): 24995290

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5227, 5450, 10454, 26135, 52270, 130675, 261350, 569743, 1139486, 2848715, 5697430, 14243575, 28487150]

約数ペア:

[(1, 28487150), (2, 14243575), (5, 5697430), (10, 2848715), (25, 1139486), (50, 569743), (109, 261350), (218, 130675), (545, 52270), (1090, 26135), (2725, 10454), (5227, 5450)]