868836690020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14071}}^1\times {\mathrm{237487}}^1$

素因数の和:251580

約数の個数: 48

約数和(自身を含む): 1965055507968

約数和(自身を除く): 1096218817948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 14071, 28142, 56284, 70355, 140710, 182923, 237487, 281420, 365846, 474974, 731692, 914615, 949948, 1187435, 1829230, 2374870, 3087331, 3658460, 4749740, 6174662, 12349324, 15436655, 30873310, 61746620, 3341679577, 6683359154, 13366718308, 16708397885, 33416795770, 43441834501, 66833591540, 86883669002, 173767338004, 217209172505, 434418345010, 868836690020]

約数ペア:

[(1, 868836690020), (2, 434418345010), (4, 217209172505), (5, 173767338004), (10, 86883669002), (13, 66833591540), (20, 43441834501), (26, 33416795770), (52, 16708397885), (65, 13366718308), (130, 6683359154), (260, 3341679577), (14071, 61746620), (28142, 30873310), (56284, 15436655), (70355, 12349324), (140710, 6174662), (182923, 4749740), (237487, 3658460), (281420, 3087331), (365846, 2374870), (474974, 1829230), (731692, 1187435), (914615, 949948)]