30891070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2741}}^1$

素因数の和:2785

約数の個数: 48

約数和(自身を含む): 67519008

約数和(自身を除く): 36627938

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 2741, 5482, 5635, 11270, 13705, 19187, 27410, 38374, 63043, 95935, 126086, 134309, 191870, 268618, 315215, 441301, 630430, 671545, 882602, 1343090, 2206505, 3089107, 4413010, 6178214, 15445535, 30891070]

約数ペア:

[(1, 30891070), (2, 15445535), (5, 6178214), (7, 4413010), (10, 3089107), (14, 2206505), (23, 1343090), (35, 882602), (46, 671545), (49, 630430), (70, 441301), (98, 315215), (115, 268618), (161, 191870), (230, 134309), (245, 126086), (322, 95935), (490, 63043), (805, 38374), (1127, 27410), (1610, 19187), (2254, 13705), (2741, 11270), (5482, 5635)]