42725840

素因数分解:

$2^4\times 5^1\times {\mathrm{534073}}^1$

素因数の和:534086

約数の個数: 20

約数和(自身を含む): 99337764

約数和(自身を除く): 56611924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 534073, 1068146, 2136292, 2670365, 4272584, 5340730, 8545168, 10681460, 21362920, 42725840]

約数ペア:

[(1, 42725840), (2, 21362920), (4, 10681460), (5, 8545168), (8, 5340730), (10, 4272584), (16, 2670365), (20, 2136292), (40, 1068146), (80, 534073)]