2890814984

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{221281}}^1$

素因数の和:221381

約数の個数: 32

約数和(自身を含む): 5735629440

約数和(自身を除く): 2844814456

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 184, 284, 568, 1633, 3266, 6532, 13064, 221281, 442562, 885124, 1770248, 5089463, 10178926, 15710951, 20357852, 31421902, 40715704, 62843804, 125687608, 361351873, 722703746, 1445407492, 2890814984]

約数ペア:

[(1, 2890814984), (2, 1445407492), (4, 722703746), (8, 361351873), (23, 125687608), (46, 62843804), (71, 40715704), (92, 31421902), (142, 20357852), (184, 15710951), (284, 10178926), (568, 5089463), (1633, 1770248), (3266, 885124), (6532, 442562), (13064, 221281)]