127984190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29287}}^1$

素因数の和:29336

約数の個数: 32

約数和(自身を含む): 253048320

約数和(自身を除く): 125064130

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 29287, 58574, 146435, 292870, 556453, 673601, 1112906, 1347202, 2782265, 3368005, 5564530, 6736010, 12798419, 25596838, 63992095, 127984190]

約数ペア:

[(1, 127984190), (2, 63992095), (5, 25596838), (10, 12798419), (19, 6736010), (23, 5564530), (38, 3368005), (46, 2782265), (95, 1347202), (115, 1112906), (190, 673601), (230, 556453), (437, 292870), (874, 146435), (2185, 58574), (4370, 29287)]