820206968

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^2\times {\mathrm{8713}}^1$

素因数の和:8808

約数の個数: 48

約数和(自身を含む): 1801706640

約数和(自身を除く): 981499672

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 1681, 2296, 3362, 6724, 8713, 11767, 13448, 17426, 23534, 34852, 47068, 60991, 69704, 94136, 121982, 243964, 357233, 487928, 714466, 1428932, 2500631, 2857864, 5001262, 10002524, 14646553, 20005048, 29293106, 58586212, 102525871, 117172424, 205051742, 410103484, 820206968]

約数ペア:

[(1, 820206968), (2, 410103484), (4, 205051742), (7, 117172424), (8, 102525871), (14, 58586212), (28, 29293106), (41, 20005048), (56, 14646553), (82, 10002524), (164, 5001262), (287, 2857864), (328, 2500631), (574, 1428932), (1148, 714466), (1681, 487928), (2296, 357233), (3362, 243964), (6724, 121982), (8713, 94136), (11767, 69704), (13448, 60991), (17426, 47068), (23534, 34852)]