201991480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{95279}}^1$

素因数の和:95343

約数の個数: 32

約数和(自身を含む): 463060800

約数和(自身を除く): 261069320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 95279, 190558, 381116, 476395, 762232, 952790, 1905580, 3811160, 5049787, 10099574, 20199148, 25248935, 40398296, 50497870, 100995740, 201991480]

約数ペア:

[(1, 201991480), (2, 100995740), (4, 50497870), (5, 40398296), (8, 25248935), (10, 20199148), (20, 10099574), (40, 5049787), (53, 3811160), (106, 1905580), (212, 952790), (265, 762232), (424, 476395), (530, 381116), (1060, 190558), (2120, 95279)]