20669070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{688969}}^1$

素因数の和:688979

約数の個数: 16

約数和(自身を含む): 49605840

約数和(自身を除く): 28936770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 688969, 1377938, 2066907, 3444845, 4133814, 6889690, 10334535, 20669070]

約数ペア:

[(1, 20669070), (2, 10334535), (3, 6889690), (5, 4133814), (6, 3444845), (10, 2066907), (15, 1377938), (30, 688969)]