140365480

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{27631}}^1$

素因数の和:27769

約数の個数: 32

約数和(自身を含む): 318320640

約数和(自身を除く): 177955160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 27631, 55262, 110524, 138155, 221048, 276310, 552620, 1105240, 3509137, 7018274, 14036548, 17545685, 28073096, 35091370, 70182740, 140365480]

約数ペア:

[(1, 140365480), (2, 70182740), (4, 35091370), (5, 28073096), (8, 17545685), (10, 14036548), (20, 7018274), (40, 3509137), (127, 1105240), (254, 552620), (508, 276310), (635, 221048), (1016, 138155), (1270, 110524), (2540, 55262), (5080, 27631)]