2012080360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{708479}}^1$

素因数の和:708561

約数の個数: 32

約数和(自身を含む): 4590950400

約数和(自身を除く): 2578870040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 708479, 1416958, 2833916, 3542395, 5667832, 7084790, 14169580, 28339160, 50302009, 100604018, 201208036, 251510045, 402416072, 503020090, 1006040180, 2012080360]

約数ペア:

[(1, 2012080360), (2, 1006040180), (4, 503020090), (5, 402416072), (8, 251510045), (10, 201208036), (20, 100604018), (40, 50302009), (71, 28339160), (142, 14169580), (284, 7084790), (355, 5667832), (568, 3542395), (710, 2833916), (1420, 1416958), (2840, 708479)]