71044990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1879}}^1$

素因数の和:2104

約数の個数: 32

約数和(自身を含む): 135360000

約数和(自身を除く): 64315010

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 995, 1879, 1990, 3758, 3781, 7562, 9395, 18790, 18905, 35701, 37810, 71402, 178505, 357010, 373921, 747842, 1869605, 3739210, 7104499, 14208998, 35522495, 71044990]

約数ペア:

[(1, 71044990), (2, 35522495), (5, 14208998), (10, 7104499), (19, 3739210), (38, 1869605), (95, 747842), (190, 373921), (199, 357010), (398, 178505), (995, 71402), (1879, 37810), (1990, 35701), (3758, 18905), (3781, 18790), (7562, 9395)]