2648030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 6289920

約数和(自身を除く): 3641890

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 181, 190, 209, 266, 362, 385, 418, 665, 770, 905, 1045, 1267, 1330, 1463, 1810, 1991, 2090, 2534, 2926, 3439, 3982, 6335, 6878, 7315, 9955, 12670, 13937, 14630, 17195, 19910, 24073, 27874, 34390, 37829, 48146, 69685, 75658, 120365, 139370, 189145, 240730, 264803, 378290, 529606, 1324015, 2648030]

約数ペア:

[(1, 2648030), (2, 1324015), (5, 529606), (7, 378290), (10, 264803), (11, 240730), (14, 189145), (19, 139370), (22, 120365), (35, 75658), (38, 69685), (55, 48146), (70, 37829), (77, 34390), (95, 27874), (110, 24073), (133, 19910), (154, 17195), (181, 14630), (190, 13937), (209, 12670), (266, 9955), (362, 7315), (385, 6878), (418, 6335), (665, 3982), (770, 3439), (905, 2926), (1045, 2534), (1267, 2090), (1330, 1991), (1463, 1810)]