140052280

素因数分解:

$2^3\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{2729}}^1$

素因数の和:4023

約数の個数: 32

約数和(自身を含む): 315478800

約数和(自身を除く): 175426520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1283, 2566, 2729, 5132, 5458, 6415, 10264, 10916, 12830, 13645, 21832, 25660, 27290, 51320, 54580, 109160, 3501307, 7002614, 14005228, 17506535, 28010456, 35013070, 70026140, 140052280]

約数ペア:

[(1, 140052280), (2, 70026140), (4, 35013070), (5, 28010456), (8, 17506535), (10, 14005228), (20, 7002614), (40, 3501307), (1283, 109160), (2566, 54580), (2729, 51320), (5132, 27290), (5458, 25660), (6415, 21832), (10264, 13645), (10916, 12830)]