20760698770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{617}}^1\times {\mathrm{68669}}^1$

素因数の和:69307

約数の個数: 48

約数和(自身を含む): 43541449560

約数和(自身を除く): 22780750790

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 617, 1234, 3085, 4319, 6170, 8638, 21595, 30233, 43190, 60466, 68669, 137338, 151165, 302330, 343345, 480683, 686690, 961366, 2403415, 3364781, 4806830, 6729562, 16823905, 33647810, 42368773, 84737546, 211843865, 296581411, 423687730, 593162822, 1482907055, 2076069877, 2965814110, 4152139754, 10380349385, 20760698770]

約数ペア:

[(1, 20760698770), (2, 10380349385), (5, 4152139754), (7, 2965814110), (10, 2076069877), (14, 1482907055), (35, 593162822), (49, 423687730), (70, 296581411), (98, 211843865), (245, 84737546), (490, 42368773), (617, 33647810), (1234, 16823905), (3085, 6729562), (4319, 4806830), (6170, 3364781), (8638, 2403415), (21595, 961366), (30233, 686690), (43190, 480683), (60466, 343345), (68669, 302330), (137338, 151165)]