2013287780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{350747}}^1$

素因数の和:350804

約数の個数: 48

約数和(自身を含む): 4949755776

約数和(自身を除く): 2936467996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 350747, 701494, 1402988, 1753735, 2455229, 3507470, 4910458, 7014940, 9820916, 12276145, 14380627, 24552290, 28761254, 49104580, 57522508, 71903135, 100664389, 143806270, 201328778, 287612540, 402657556, 503321945, 1006643890, 2013287780]

約数ペア:

[(1, 2013287780), (2, 1006643890), (4, 503321945), (5, 402657556), (7, 287612540), (10, 201328778), (14, 143806270), (20, 100664389), (28, 71903135), (35, 57522508), (41, 49104580), (70, 28761254), (82, 24552290), (140, 14380627), (164, 12276145), (205, 9820916), (287, 7014940), (410, 4910458), (574, 3507470), (820, 2455229), (1148, 1753735), (1435, 1402988), (2870, 701494), (5740, 350747)]