172022290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67993}}^1$

素因数の和:68034

約数の個数: 32

約数和(自身を含む): 352480896

約数和(自身を除く): 180458606

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 67993, 135986, 339965, 679930, 747923, 1495846, 1563839, 3127678, 3739615, 7479230, 7819195, 15638390, 17202229, 34404458, 86011145, 172022290]

約数ペア:

[(1, 172022290), (2, 86011145), (5, 34404458), (10, 17202229), (11, 15638390), (22, 7819195), (23, 7479230), (46, 3739615), (55, 3127678), (110, 1563839), (115, 1495846), (230, 747923), (253, 679930), (506, 339965), (1265, 135986), (2530, 67993)]