28248860

素因数分解:

$2^2\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1901}}^1$

素因数の和:2653

約数の個数: 24

約数和(自身を含む): 59433696

約数和(自身を除く): 31184836

約数列:

[1, 2, 4, 5, 10, 20, 743, 1486, 1901, 2972, 3715, 3802, 7430, 7604, 9505, 14860, 19010, 38020, 1412443, 2824886, 5649772, 7062215, 14124430, 28248860]

約数ペア:

[(1, 28248860), (2, 14124430), (4, 7062215), (5, 5649772), (10, 2824886), (20, 1412443), (743, 38020), (1486, 19010), (1901, 14860), (2972, 9505), (3715, 7604), (3802, 7430)]