2017054640

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{198529}}^1$

素因数の和:198669

約数の個数: 40

約数和(自身を含む): 4726602240

約数和(自身を除く): 2709547600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 198529, 397058, 794116, 992645, 1588232, 1985290, 3176464, 3970580, 7941160, 15882320, 25213183, 50426366, 100852732, 126065915, 201705464, 252131830, 403410928, 504263660, 1008527320, 2017054640]

約数ペア:

[(1, 2017054640), (2, 1008527320), (4, 504263660), (5, 403410928), (8, 252131830), (10, 201705464), (16, 126065915), (20, 100852732), (40, 50426366), (80, 25213183), (127, 15882320), (254, 7941160), (508, 3970580), (635, 3176464), (1016, 1985290), (1270, 1588232), (2032, 992645), (2540, 794116), (5080, 397058), (10160, 198529)]