20342855880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56507933}}^1$

素因数の和:56507950

約数の個数: 48

約数和(自身を含む): 66114282780

約数和(自身を除く): 45771426900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56507933, 113015866, 169523799, 226031732, 282539665, 339047598, 452063464, 508571397, 565079330, 678095196, 847618995, 1017142794, 1130158660, 1356190392, 1695237990, 2034285588, 2260317320, 2542856985, 3390475980, 4068571176, 5085713970, 6780951960, 10171427940, 20342855880]

約数ペア:

[(1, 20342855880), (2, 10171427940), (3, 6780951960), (4, 5085713970), (5, 4068571176), (6, 3390475980), (8, 2542856985), (9, 2260317320), (10, 2034285588), (12, 1695237990), (15, 1356190392), (18, 1130158660), (20, 1017142794), (24, 847618995), (30, 678095196), (36, 565079330), (40, 508571397), (45, 452063464), (60, 339047598), (72, 282539665), (90, 226031732), (120, 169523799), (180, 113015866), (360, 56507933)]