84720730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{769}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 159667200

約数和(自身を除く): 74946470

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 479, 769, 958, 1538, 2395, 3845, 4790, 7690, 11017, 17687, 22034, 35374, 55085, 88435, 110170, 176870, 368351, 736702, 1841755, 3683510, 8472073, 16944146, 42360365, 84720730]

約数ペア:

[(1, 84720730), (2, 42360365), (5, 16944146), (10, 8472073), (23, 3683510), (46, 1841755), (115, 736702), (230, 368351), (479, 176870), (769, 110170), (958, 88435), (1538, 55085), (2395, 35374), (3845, 22034), (4790, 17687), (7690, 11017)]