870864388

素因数分解:

$2^2\times {\mathrm{509}}^1\times {\mathrm{427733}}^1$

素因数の和:428246

約数の個数: 12

約数和(自身を含む): 1527010380

約数和(自身を除く): 656145992

約数列:

[1, 2, 4, 509, 1018, 2036, 427733, 855466, 1710932, 217716097, 435432194, 870864388]

約数ペア:

[(1, 870864388), (2, 435432194), (4, 217716097), (509, 1710932), (1018, 855466), (2036, 427733)]