27457660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3803}}^1$

素因数の和:3850

約数の個数: 36

約数和(自身を含む): 60871608

約数和(自身を除く): 33413948

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 3803, 7220, 7606, 15212, 19015, 38030, 72257, 76060, 144514, 289028, 361285, 722570, 1372883, 1445140, 2745766, 5491532, 6864415, 13728830, 27457660]

約数ペア:

[(1, 27457660), (2, 13728830), (4, 6864415), (5, 5491532), (10, 2745766), (19, 1445140), (20, 1372883), (38, 722570), (76, 361285), (95, 289028), (190, 144514), (361, 76060), (380, 72257), (722, 38030), (1444, 19015), (1805, 15212), (3610, 7606), (3803, 7220)]