1279604570

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{280001}}^1$

素因数の和:280465

約数の個数: 16

約数和(自身を含む): 2308336488

約数和(自身を除く): 1028731918

約数列:

[1, 2, 5, 10, 457, 914, 2285, 4570, 280001, 560002, 1400005, 2800010, 127960457, 255920914, 639802285, 1279604570]

約数ペア:

[(1, 1279604570), (2, 639802285), (5, 255920914), (10, 127960457), (457, 2800010), (914, 1400005), (2285, 560002), (4570, 280001)]