85882540

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{30893}}^1$

素因数の和:31041

約数の個数: 24

約数和(自身を含む): 181656720

約数和(自身を除く): 95774180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 30893, 61786, 123572, 154465, 308930, 617860, 4294127, 8588254, 17176508, 21470635, 42941270, 85882540]

約数ペア:

[(1, 85882540), (2, 42941270), (4, 21470635), (5, 17176508), (10, 8588254), (20, 4294127), (139, 617860), (278, 308930), (556, 154465), (695, 123572), (1390, 61786), (2780, 30893)]