1005120680

素因数分解:

$2^3\times 5^1\times {\mathrm{25128017}}^1$

素因数の和:25128028

約数の個数: 16

約数和(自身を含む): 2261521620

約数和(自身を除く): 1256400940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 25128017, 50256034, 100512068, 125640085, 201024136, 251280170, 502560340, 1005120680]

約数ペア:

[(1, 1005120680), (2, 502560340), (4, 251280170), (5, 201024136), (8, 125640085), (10, 100512068), (20, 50256034), (40, 25128017)]