15997780

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{3433}}^1$

素因数の和:3675

約数の個数: 24

約数和(自身を含む): 33749352

約数和(自身を除く): 17751572

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 3433, 4660, 6866, 13732, 17165, 34330, 68660, 799889, 1599778, 3199556, 3999445, 7998890, 15997780]

約数ペア:

[(1, 15997780), (2, 7998890), (4, 3999445), (5, 3199556), (10, 1599778), (20, 799889), (233, 68660), (466, 34330), (932, 17165), (1165, 13732), (2330, 6866), (3433, 4660)]