248959690

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{10369}}^1$

素因数の和:10404

約数の個数: 40

約数和(自身を含む): 522834660

約数和(自身を除く): 273874970

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 2401, 3430, 4802, 10369, 12005, 20738, 24010, 51845, 72583, 103690, 145166, 362915, 508081, 725830, 1016162, 2540405, 3556567, 5080810, 7113134, 17782835, 24895969, 35565670, 49791938, 124479845, 248959690]

約数ペア:

[(1, 248959690), (2, 124479845), (5, 49791938), (7, 35565670), (10, 24895969), (14, 17782835), (35, 7113134), (49, 5080810), (70, 3556567), (98, 2540405), (245, 1016162), (343, 725830), (490, 508081), (686, 362915), (1715, 145166), (2401, 103690), (3430, 72583), (4802, 51845), (10369, 24010), (12005, 20738)]