39085180

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20147}}^1$

素因数の和:20253

約数の個数: 24

約数和(自身を含む): 82929168

約数和(自身を除く): 43843988

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 20147, 40294, 80588, 100735, 201470, 402940, 1954259, 3908518, 7817036, 9771295, 19542590, 39085180]

約数ペア:

[(1, 39085180), (2, 19542590), (4, 9771295), (5, 7817036), (10, 3908518), (20, 1954259), (97, 402940), (194, 201470), (388, 100735), (485, 80588), (970, 40294), (1940, 20147)]