16951120

素因数分解:

$2^4\times 5^1\times {\mathrm{211889}}^1$

素因数の和:211902

約数の個数: 20

約数和(自身を含む): 39411540

約数和(自身を除く): 22460420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211889, 423778, 847556, 1059445, 1695112, 2118890, 3390224, 4237780, 8475560, 16951120]

約数ペア:

[(1, 16951120), (2, 8475560), (4, 4237780), (5, 3390224), (8, 2118890), (10, 1695112), (16, 1059445), (20, 847556), (40, 423778), (80, 211889)]