202113140

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{23447}}^1$

素因数の和:23887

約数の個数: 24

約数和(自身を含む): 425440512

約数和(自身を除く): 223327372

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 23447, 46894, 93788, 117235, 234470, 468940, 10105657, 20211314, 40422628, 50528285, 101056570, 202113140]

約数ペア:

[(1, 202113140), (2, 101056570), (4, 50528285), (5, 40422628), (10, 20211314), (20, 10105657), (431, 468940), (862, 234470), (1724, 117235), (2155, 93788), (4310, 46894), (8620, 23447)]