2489690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{5081}}^1$

素因数の和:5102

約数の個数: 24

約数和(自身を含む): 5214132

約数和(自身を除く): 2724442

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 5081, 10162, 25405, 35567, 50810, 71134, 177835, 248969, 355670, 497938, 1244845, 2489690]

約数ペア:

[(1, 2489690), (2, 1244845), (5, 497938), (7, 355670), (10, 248969), (14, 177835), (35, 71134), (49, 50810), (70, 35567), (98, 25405), (245, 10162), (490, 5081)]