1270291376

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{308923}}^1$

素因数の和:309188

約数の個数: 20

約数和(自身を含む): 2470774152

約数和(自身を除く): 1200482776

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 308923, 617846, 1235692, 2471384, 4942768, 79393211, 158786422, 317572844, 635145688, 1270291376]

約数ペア:

[(1, 1270291376), (2, 635145688), (4, 317572844), (8, 158786422), (16, 79393211), (257, 4942768), (514, 2471384), (1028, 1235692), (2056, 617846), (4112, 308923)]