2001002990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1242859}}^1$

素因数の和:1242896

約数の個数: 32

約数和(自身を含む): 4295324160

約数和(自身を除く): 2294321170

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 1242859, 2485718, 6214295, 8700013, 12428590, 17400026, 28585757, 43500065, 57171514, 87000130, 142928785, 200100299, 285857570, 400200598, 1000501495, 2001002990]

約数ペア:

[(1, 2001002990), (2, 1000501495), (5, 400200598), (7, 285857570), (10, 200100299), (14, 142928785), (23, 87000130), (35, 57171514), (46, 43500065), (70, 28585757), (115, 17400026), (161, 12428590), (230, 8700013), (322, 6214295), (805, 2485718), (1610, 1242859)]