76680680

素因数分解:

$2^3\times 5^1\times {\mathrm{1917017}}^1$

素因数の和:1917028

約数の個数: 16

約数和(自身を含む): 172531620

約数和(自身を除く): 95850940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1917017, 3834034, 7668068, 9585085, 15336136, 19170170, 38340340, 76680680]

約数ペア:

[(1, 76680680), (2, 38340340), (4, 19170170), (5, 15336136), (8, 9585085), (10, 7668068), (20, 3834034), (40, 1917017)]