677342020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{41453}}^1$

素因数の和:41524

約数の個数: 48

約数和(自身を含む): 1532139840

約数和(自身を除く): 854797820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 8170, 16340, 41453, 82906, 165812, 207265, 414530, 787607, 829060, 1575214, 1782479, 3150428, 3564958, 3938035, 7129916, 7876070, 8912395, 15752140, 17824790, 33867101, 35649580, 67734202, 135468404, 169335505, 338671010, 677342020]

約数ペア:

[(1, 677342020), (2, 338671010), (4, 169335505), (5, 135468404), (10, 67734202), (19, 35649580), (20, 33867101), (38, 17824790), (43, 15752140), (76, 8912395), (86, 7876070), (95, 7129916), (172, 3938035), (190, 3564958), (215, 3150428), (380, 1782479), (430, 1575214), (817, 829060), (860, 787607), (1634, 414530), (3268, 207265), (4085, 165812), (8170, 82906), (16340, 41453)]