980717980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{94847}}^1$

素因数の和:94914

約数の個数: 48

約数和(自身を含む): 2294562816

約数和(自身を除く): 1313844836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 94847, 189694, 379388, 474235, 948470, 1043317, 1896940, 2086634, 4173268, 4457809, 5216585, 8915618, 10433170, 17831236, 20866340, 22289045, 44578090, 49035899, 89156180, 98071798, 196143596, 245179495, 490358990, 980717980]

約数ペア:

[(1, 980717980), (2, 490358990), (4, 245179495), (5, 196143596), (10, 98071798), (11, 89156180), (20, 49035899), (22, 44578090), (44, 22289045), (47, 20866340), (55, 17831236), (94, 10433170), (110, 8915618), (188, 5216585), (220, 4457809), (235, 4173268), (470, 2086634), (517, 1896940), (940, 1043317), (1034, 948470), (2068, 474235), (2585, 379388), (5170, 189694), (10340, 94847)]