823590370

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{991}}^1\times {\mathrm{2027}}^1$

素因数の和:3066

約数の個数: 32

約数和(自身を含む): 1520902656

約数和(自身を除く): 697312286

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 991, 1982, 2027, 4054, 4955, 9910, 10135, 20270, 40631, 81262, 83107, 166214, 203155, 406310, 415535, 831070, 2008757, 4017514, 10043785, 20087570, 82359037, 164718074, 411795185, 823590370]

約数ペア:

[(1, 823590370), (2, 411795185), (5, 164718074), (10, 82359037), (41, 20087570), (82, 10043785), (205, 4017514), (410, 2008757), (991, 831070), (1982, 415535), (2027, 406310), (4054, 203155), (4955, 166214), (9910, 83107), (10135, 81262), (20270, 40631)]