20083005640

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1487}}^1\times {\mathrm{3343}}^1$

素因数の和:4942

約数の個数: 64

約数和(自身を含む): 45678504960

約数和(自身を除く): 25595499320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1487, 2020, 2974, 3343, 4040, 5948, 6686, 7435, 11896, 13372, 14870, 16715, 26744, 29740, 33430, 59480, 66860, 133720, 150187, 300374, 337643, 600748, 675286, 750935, 1201496, 1350572, 1501870, 1688215, 2701144, 3003740, 3376430, 4971041, 6007480, 6752860, 9942082, 13505720, 19884164, 24855205, 39768328, 49710410, 99420820, 198841640, 502075141, 1004150282, 2008300564, 2510375705, 4016601128, 5020751410, 10041502820, 20083005640]

約数ペア:

[(1, 20083005640), (2, 10041502820), (4, 5020751410), (5, 4016601128), (8, 2510375705), (10, 2008300564), (20, 1004150282), (40, 502075141), (101, 198841640), (202, 99420820), (404, 49710410), (505, 39768328), (808, 24855205), (1010, 19884164), (1487, 13505720), (2020, 9942082), (2974, 6752860), (3343, 6007480), (4040, 4971041), (5948, 3376430), (6686, 3003740), (7435, 2701144), (11896, 1688215), (13372, 1501870), (14870, 1350572), (16715, 1201496), (26744, 750935), (29740, 675286), (33430, 600748), (59480, 337643), (66860, 300374), (133720, 150187)]