133047140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{68581}}^1$

素因数の和:68687

約数の個数: 24

約数和(自身を含む): 282283512

約数和(自身を除く): 149236372

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 68581, 137162, 274324, 342905, 685810, 1371620, 6652357, 13304714, 26609428, 33261785, 66523570, 133047140]

約数ペア:

[(1, 133047140), (2, 66523570), (4, 33261785), (5, 26609428), (10, 13304714), (20, 6652357), (97, 1371620), (194, 685810), (388, 342905), (485, 274324), (970, 137162), (1940, 68581)]