12111890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2437}}^1$

素因数の和:2522

約数の個数: 32

約数和(自身を含む): 25277184

約数和(自身を除く): 13165294

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2437, 2485, 4874, 4970, 12185, 17059, 24370, 34118, 85295, 170590, 173027, 346054, 865135, 1211189, 1730270, 2422378, 6055945, 12111890]

約数ペア:

[(1, 12111890), (2, 6055945), (5, 2422378), (7, 1730270), (10, 1211189), (14, 865135), (35, 346054), (70, 173027), (71, 170590), (142, 85295), (355, 34118), (497, 24370), (710, 17059), (994, 12185), (2437, 4970), (2485, 4874)]