420035068

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{249427}}^1$

素因数の和:249852

約数の個数: 12

約数和(自身を含む): 736810312

約数和(自身を除く): 316775244

約数列:

[1, 2, 4, 421, 842, 1684, 249427, 498854, 997708, 105008767, 210017534, 420035068]

約数ペア:

[(1, 420035068), (2, 210017534), (4, 105008767), (421, 997708), (842, 498854), (1684, 249427)]