13764280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3407}}^1$

素因数の和:3519

約数の個数: 32

約数和(自身を含む): 31285440

約数和(自身を除く): 17521160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 3407, 4040, 6814, 13628, 17035, 27256, 34070, 68140, 136280, 344107, 688214, 1376428, 1720535, 2752856, 3441070, 6882140, 13764280]

約数ペア:

[(1, 13764280), (2, 6882140), (4, 3441070), (5, 2752856), (8, 1720535), (10, 1376428), (20, 688214), (40, 344107), (101, 136280), (202, 68140), (404, 34070), (505, 27256), (808, 17035), (1010, 13628), (2020, 6814), (3407, 4040)]