42389410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{86509}}^1$

素因数の和:86530

約数の個数: 24

約数和(自身を含む): 88759260

約数和(自身を除く): 46369850

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 86509, 173018, 432545, 605563, 865090, 1211126, 3027815, 4238941, 6055630, 8477882, 21194705, 42389410]

約数ペア:

[(1, 42389410), (2, 21194705), (5, 8477882), (7, 6055630), (10, 4238941), (14, 3027815), (35, 1211126), (49, 865090), (70, 605563), (98, 432545), (245, 173018), (490, 86509)]