542978140

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{71633}}^1$

素因数の和:72021

約数の個数: 24

約数和(自身を含む): 1143278640

約数和(自身を除く): 600300500

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 71633, 143266, 286532, 358165, 716330, 1432660, 27148907, 54297814, 108595628, 135744535, 271489070, 542978140]

約数ペア:

[(1, 542978140), (2, 271489070), (4, 135744535), (5, 108595628), (10, 54297814), (20, 27148907), (379, 1432660), (758, 716330), (1516, 358165), (1895, 286532), (3790, 143266), (7580, 71633)]