13646680

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1097}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 30831840

約数和(自身を除く): 17185160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1097, 1244, 1555, 2194, 2488, 3110, 4388, 5485, 6220, 8776, 10970, 12440, 21940, 43880, 341167, 682334, 1364668, 1705835, 2729336, 3411670, 6823340, 13646680]

約数ペア:

[(1, 13646680), (2, 6823340), (4, 3411670), (5, 2729336), (8, 1705835), (10, 1364668), (20, 682334), (40, 341167), (311, 43880), (622, 21940), (1097, 12440), (1244, 10970), (1555, 8776), (2194, 6220), (2488, 5485), (3110, 4388)]