42042940

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{7757}}^1$

素因数の和:8037

約数の個数: 24

約数和(自身を含む): 88627392

約数和(自身を除く): 46584452

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 7757, 15514, 31028, 38785, 77570, 155140, 2102147, 4204294, 8408588, 10510735, 21021470, 42042940]

約数ペア:

[(1, 42042940), (2, 21021470), (4, 10510735), (5, 8408588), (10, 4204294), (20, 2102147), (271, 155140), (542, 77570), (1084, 38785), (1355, 31028), (2710, 15514), (5420, 7757)]