82772780

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{8429}}^1$

素因数の和:8929

約数の個数: 24

約数和(自身を含む): 174197520

約数和(自身を除く): 91424740

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 8429, 9820, 16858, 33716, 42145, 84290, 168580, 4138639, 8277278, 16554556, 20693195, 41386390, 82772780]

約数ペア:

[(1, 82772780), (2, 41386390), (4, 20693195), (5, 16554556), (10, 8277278), (20, 4138639), (491, 168580), (982, 84290), (1964, 42145), (2455, 33716), (4910, 16858), (8429, 9820)]