2018825690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{5623}}^1$

素因数の和:5883

約数の個数: 64

約数和(自身を含む): 4353785856

約数和(自身を除く): 2334960166

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 223, 230, 322, 446, 805, 1115, 1561, 1610, 2230, 3122, 5129, 5623, 7805, 10258, 11246, 15610, 25645, 28115, 35903, 39361, 51290, 56230, 71806, 78722, 129329, 179515, 196805, 258658, 359030, 393610, 646645, 905303, 1253929, 1293290, 1810606, 2507858, 4526515, 6269645, 8777503, 9053030, 12539290, 17555006, 28840367, 43887515, 57680734, 87775030, 144201835, 201882569, 288403670, 403765138, 1009412845, 2018825690]

約数ペア:

[(1, 2018825690), (2, 1009412845), (5, 403765138), (7, 288403670), (10, 201882569), (14, 144201835), (23, 87775030), (35, 57680734), (46, 43887515), (70, 28840367), (115, 17555006), (161, 12539290), (223, 9053030), (230, 8777503), (322, 6269645), (446, 4526515), (805, 2507858), (1115, 1810606), (1561, 1293290), (1610, 1253929), (2230, 905303), (3122, 646645), (5129, 393610), (5623, 359030), (7805, 258658), (10258, 196805), (11246, 179515), (15610, 129329), (25645, 78722), (28115, 71806), (35903, 56230), (39361, 51290)]