12854140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3803}}^1$

素因数の和:3838

約数の個数: 36

約数和(自身を含む): 29237544

約数和(自身を除く): 16383404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 3803, 7606, 15212, 19015, 38030, 49439, 76060, 98878, 197756, 247195, 494390, 642707, 988780, 1285414, 2570828, 3213535, 6427070, 12854140]

約数ペア:

[(1, 12854140), (2, 6427070), (4, 3213535), (5, 2570828), (10, 1285414), (13, 988780), (20, 642707), (26, 494390), (52, 247195), (65, 197756), (130, 98878), (169, 76060), (260, 49439), (338, 38030), (676, 19015), (845, 15212), (1690, 7606), (3380, 3803)]