61121680

素因数分解:

$2^4\times 5^1\times {\mathrm{764021}}^1$

素因数の和:764034

約数の個数: 20

約数和(自身を含む): 142108092

約数和(自身を除く): 80986412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 764021, 1528042, 3056084, 3820105, 6112168, 7640210, 12224336, 15280420, 30560840, 61121680]

約数ペア:

[(1, 61121680), (2, 30560840), (4, 15280420), (5, 12224336), (8, 7640210), (10, 6112168), (16, 3820105), (20, 3056084), (40, 1528042), (80, 764021)]