2005236520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7161559}}^1$

素因数の和:7161577

約数の個数: 32

約数和(自身を含む): 5156323200

約数和(自身を除く): 3151086680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7161559, 14323118, 28646236, 35807795, 50130913, 57292472, 71615590, 100261826, 143231180, 200523652, 250654565, 286462360, 401047304, 501309130, 1002618260, 2005236520]

約数ペア:

[(1, 2005236520), (2, 1002618260), (4, 501309130), (5, 401047304), (7, 286462360), (8, 250654565), (10, 200523652), (14, 143231180), (20, 100261826), (28, 71615590), (35, 57292472), (40, 50130913), (56, 35807795), (70, 28646236), (140, 14323118), (280, 7161559)]