140972690

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{210407}}^1$

素因数の和:210481

約数の個数: 16

約数和(自身を含む): 257539392

約数和(自身を除く): 116566702

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 210407, 420814, 1052035, 2104070, 14097269, 28194538, 70486345, 140972690]

約数ペア:

[(1, 140972690), (2, 70486345), (5, 28194538), (10, 14097269), (67, 2104070), (134, 1052035), (335, 420814), (670, 210407)]