199431140

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{23029}}^1$

素因数の和:23471

約数の個数: 24

約数和(自身を含む): 419790840

約数和(自身を除く): 220359700

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 4330, 8660, 23029, 46058, 92116, 115145, 230290, 460580, 9971557, 19943114, 39886228, 49857785, 99715570, 199431140]

約数ペア:

[(1, 199431140), (2, 99715570), (4, 49857785), (5, 39886228), (10, 19943114), (20, 9971557), (433, 460580), (866, 230290), (1732, 115145), (2165, 92116), (4330, 46058), (8660, 23029)]