20768820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{346147}}^1$

素因数の和:346159

約数の個数: 24

約数和(自身を含む): 58152864

約数和(自身を除く): 37384044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 346147, 692294, 1038441, 1384588, 1730735, 2076882, 3461470, 4153764, 5192205, 6922940, 10384410, 20768820]

約数ペア:

[(1, 20768820), (2, 10384410), (3, 6922940), (4, 5192205), (5, 4153764), (6, 3461470), (10, 2076882), (12, 1730735), (15, 1384588), (20, 1038441), (30, 692294), (60, 346147)]