2001690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{967}}^1$

素因数の和:1003

約数の個数: 48

約数和(自身を含む): 5436288

約数和(自身を除く): 3434598

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 967, 1035, 1934, 2070, 2901, 4835, 5802, 8703, 9670, 14505, 17406, 22241, 29010, 43515, 44482, 66723, 87030, 111205, 133446, 200169, 222410, 333615, 400338, 667230, 1000845, 2001690]

約数ペア:

[(1, 2001690), (2, 1000845), (3, 667230), (5, 400338), (6, 333615), (9, 222410), (10, 200169), (15, 133446), (18, 111205), (23, 87030), (30, 66723), (45, 44482), (46, 43515), (69, 29010), (90, 22241), (115, 17406), (138, 14505), (207, 9670), (230, 8703), (345, 5802), (414, 4835), (690, 2901), (967, 2070), (1035, 1934)]