39676840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 109278720

約数和(自身を除く): 69601880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 61, 70, 92, 101, 115, 122, 140, 161, 184, 202, 230, 244, 280, 305, 322, 404, 427, 460, 488, 505, 610, 644, 707, 805, 808, 854, 920, 1010, 1220, 1288, 1403, 1414, 1610, 1708, 2020, 2135, 2323, 2440, 2806, 2828, 3220, 3416, 3535, 4040, 4270, 4646, 5612, 5656, 6161, 6440, 7015, 7070, 8540, 9292, 9821, 11224, 11615, 12322, 14030, 14140, 16261, 17080, 18584, 19642, 23230, 24644, 28060, 28280, 30805, 32522, 39284, 43127, 46460, 49105, 49288, 56120, 61610, 65044, 78568, 81305, 86254, 92920, 98210, 123220, 130088, 141703, 162610, 172508, 196420, 215635, 246440, 283406, 325220, 345016, 392840, 431270, 566812, 650440, 708515, 862540, 991921, 1133624, 1417030, 1725080, 1983842, 2834060, 3967684, 4959605, 5668120, 7935368, 9919210, 19838420, 39676840]

約数ペア:

[(1, 39676840), (2, 19838420), (4, 9919210), (5, 7935368), (7, 5668120), (8, 4959605), (10, 3967684), (14, 2834060), (20, 1983842), (23, 1725080), (28, 1417030), (35, 1133624), (40, 991921), (46, 862540), (56, 708515), (61, 650440), (70, 566812), (92, 431270), (101, 392840), (115, 345016), (122, 325220), (140, 283406), (161, 246440), (184, 215635), (202, 196420), (230, 172508), (244, 162610), (280, 141703), (305, 130088), (322, 123220), (404, 98210), (427, 92920), (460, 86254), (488, 81305), (505, 78568), (610, 65044), (644, 61610), (707, 56120), (805, 49288), (808, 49105), (854, 46460), (920, 43127), (1010, 39284), (1220, 32522), (1288, 30805), (1403, 28280), (1414, 28060), (1610, 24644), (1708, 23230), (2020, 19642), (2135, 18584), (2323, 17080), (2440, 16261), (2806, 14140), (2828, 14030), (3220, 12322), (3416, 11615), (3535, 11224), (4040, 9821), (4270, 9292), (4646, 8540), (5612, 7070), (5656, 7015), (6161, 6440)]