17206840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{8779}}^1$

素因数の和:8804

約数の個数: 48

約数和(自身を含む): 45041400

約数和(自身を除く): 27834560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 8779, 17558, 35116, 43895, 61453, 70232, 87790, 122906, 175580, 245812, 307265, 351160, 430171, 491624, 614530, 860342, 1229060, 1720684, 2150855, 2458120, 3441368, 4301710, 8603420, 17206840]

約数ペア:

[(1, 17206840), (2, 8603420), (4, 4301710), (5, 3441368), (7, 2458120), (8, 2150855), (10, 1720684), (14, 1229060), (20, 860342), (28, 614530), (35, 491624), (40, 430171), (49, 351160), (56, 307265), (70, 245812), (98, 175580), (140, 122906), (196, 87790), (245, 70232), (280, 61453), (392, 43895), (490, 35116), (980, 17558), (1960, 8779)]