861017810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{8821}}^1$

素因数の和:9098

約数の個数: 32

約数和(自身を含む): 1593041472

約数和(自身を除く): 732023662

約数列:

[1, 2, 5, 10, 43, 86, 215, 227, 430, 454, 1135, 2270, 8821, 9761, 17642, 19522, 44105, 48805, 88210, 97610, 379303, 758606, 1896515, 2002367, 3793030, 4004734, 10011835, 20023670, 86101781, 172203562, 430508905, 861017810]

約数ペア:

[(1, 861017810), (2, 430508905), (5, 172203562), (10, 86101781), (43, 20023670), (86, 10011835), (215, 4004734), (227, 3793030), (430, 2002367), (454, 1896515), (1135, 758606), (2270, 379303), (8821, 97610), (9761, 88210), (17642, 48805), (19522, 44105)]