312546970

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{440207}}^1$

素因数の和:440285

約数の個数: 16

約数和(自身を含む): 570509568

約数和(自身を除く): 257962598

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 440207, 880414, 2201035, 4402070, 31254697, 62509394, 156273485, 312546970]

約数ペア:

[(1, 312546970), (2, 156273485), (5, 62509394), (10, 31254697), (71, 4402070), (142, 2201035), (355, 880414), (710, 440207)]