12880630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:389

約数の個数: 48

約数和(自身を含む): 27349056

約数和(自身を除く): 14468426

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 97, 98, 194, 245, 271, 485, 490, 542, 679, 970, 1355, 1358, 1897, 2710, 3395, 3794, 4753, 6790, 9485, 9506, 13279, 18970, 23765, 26287, 26558, 47530, 52574, 66395, 131435, 132790, 184009, 262870, 368018, 920045, 1288063, 1840090, 2576126, 6440315, 12880630]

約数ペア:

[(1, 12880630), (2, 6440315), (5, 2576126), (7, 1840090), (10, 1288063), (14, 920045), (35, 368018), (49, 262870), (70, 184009), (97, 132790), (98, 131435), (194, 66395), (245, 52574), (271, 47530), (485, 26558), (490, 26287), (542, 23765), (679, 18970), (970, 13279), (1355, 9506), (1358, 9485), (1897, 6790), (2710, 4753), (3395, 3794)]