212345302540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1187}}^1\times {\mathrm{1277803}}^1$

素因数の和:1279006

約数の個数: 48

約数和(自身を含む): 510058467072

約数和(自身を除く): 297713164532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1187, 2374, 4748, 5935, 8309, 11870, 16618, 23740, 33236, 41545, 83090, 166180, 1277803, 2555606, 5111212, 6389015, 8944621, 12778030, 17889242, 25556060, 35778484, 44723105, 89446210, 178892420, 1516752161, 3033504322, 6067008644, 7583760805, 10617265127, 15167521610, 21234530254, 30335043220, 42469060508, 53086325635, 106172651270, 212345302540]

約数ペア:

[(1, 212345302540), (2, 106172651270), (4, 53086325635), (5, 42469060508), (7, 30335043220), (10, 21234530254), (14, 15167521610), (20, 10617265127), (28, 7583760805), (35, 6067008644), (70, 3033504322), (140, 1516752161), (1187, 178892420), (2374, 89446210), (4748, 44723105), (5935, 35778484), (8309, 25556060), (11870, 17889242), (16618, 12778030), (23740, 8944621), (33236, 6389015), (41545, 5111212), (83090, 2555606), (166180, 1277803)]