1681102580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{17707}}^1$

素因数の和:17864

約数の個数: 48

約数和(自身を含む): 3641331456

約数和(自身を除く): 1960228876

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 101, 188, 202, 235, 404, 470, 505, 940, 1010, 2020, 4747, 9494, 17707, 18988, 23735, 35414, 47470, 70828, 88535, 94940, 177070, 354140, 832229, 1664458, 1788407, 3328916, 3576814, 4161145, 7153628, 8322290, 8942035, 16644580, 17884070, 35768140, 84055129, 168110258, 336220516, 420275645, 840551290, 1681102580]

約数ペア:

[(1, 1681102580), (2, 840551290), (4, 420275645), (5, 336220516), (10, 168110258), (20, 84055129), (47, 35768140), (94, 17884070), (101, 16644580), (188, 8942035), (202, 8322290), (235, 7153628), (404, 4161145), (470, 3576814), (505, 3328916), (940, 1788407), (1010, 1664458), (2020, 832229), (4747, 354140), (9494, 177070), (17707, 94940), (18988, 88535), (23735, 70828), (35414, 47470)]