68909830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1427}}^1$

素因数の和:1884

約数の個数: 32

約数和(自身を含む): 135717120

約数和(自身を除く): 66807290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 439, 878, 1427, 2195, 2854, 4390, 4829, 7135, 9658, 14270, 15697, 24145, 31394, 48290, 78485, 156970, 626453, 1252906, 3132265, 6264530, 6890983, 13781966, 34454915, 68909830]

約数ペア:

[(1, 68909830), (2, 34454915), (5, 13781966), (10, 6890983), (11, 6264530), (22, 3132265), (55, 1252906), (110, 626453), (439, 156970), (878, 78485), (1427, 48290), (2195, 31394), (2854, 24145), (4390, 15697), (4829, 14270), (7135, 9658)]