102811310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{209819}}^1$

素因数の和:209840

約数の個数: 24

約数和(自身を含む): 215275320

約数和(自身を除く): 112464010

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 209819, 419638, 1049095, 1468733, 2098190, 2937466, 7343665, 10281131, 14687330, 20562262, 51405655, 102811310]

約数ペア:

[(1, 102811310), (2, 51405655), (5, 20562262), (7, 14687330), (10, 10281131), (14, 7343665), (35, 2937466), (49, 2098190), (70, 1468733), (98, 1049095), (245, 419638), (490, 209819)]