129120620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{280697}}^1$

素因数の和:280729

約数の個数: 24

約数和(自身を含む): 282943584

約数和(自身を除く): 153822964

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 280697, 561394, 1122788, 1403485, 2806970, 5613940, 6456031, 12912062, 25824124, 32280155, 64560310, 129120620]

約数ペア:

[(1, 129120620), (2, 64560310), (4, 32280155), (5, 25824124), (10, 12912062), (20, 6456031), (23, 5613940), (46, 2806970), (92, 1403485), (115, 1122788), (230, 561394), (460, 280697)]