40660580

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20129}}^1$

素因数の和:20239

約数の個数: 24

約数和(自身を含む): 86236920

約数和(自身を除く): 45576340

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 20129, 40258, 80516, 100645, 201290, 402580, 2033029, 4066058, 8132116, 10165145, 20330290, 40660580]

約数ペア:

[(1, 40660580), (2, 20330290), (4, 10165145), (5, 8132116), (10, 4066058), (20, 2033029), (101, 402580), (202, 201290), (404, 100645), (505, 80516), (1010, 40258), (2020, 20129)]