4243670

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 7983360

約数和(自身を除く): 3739690

約数列:

[1, 2, 5, 10, 43, 71, 86, 139, 142, 215, 278, 355, 430, 695, 710, 1390, 3053, 5977, 6106, 9869, 11954, 15265, 19738, 29885, 30530, 49345, 59770, 98690, 424367, 848734, 2121835, 4243670]

約数ペア:

[(1, 4243670), (2, 2121835), (5, 848734), (10, 424367), (43, 98690), (71, 59770), (86, 49345), (139, 30530), (142, 29885), (215, 19738), (278, 15265), (355, 11954), (430, 9869), (695, 6106), (710, 5977), (1390, 3053)]