190621880

素因数分解:

$2^3\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{3613}}^1$

素因数の和:4943

約数の個数: 32

約数和(自身を含む): 429343200

約数和(自身を除く): 238721320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1319, 2638, 3613, 5276, 6595, 7226, 10552, 13190, 14452, 18065, 26380, 28904, 36130, 52760, 72260, 144520, 4765547, 9531094, 19062188, 23827735, 38124376, 47655470, 95310940, 190621880]

約数ペア:

[(1, 190621880), (2, 95310940), (4, 47655470), (5, 38124376), (8, 23827735), (10, 19062188), (20, 9531094), (40, 4765547), (1319, 144520), (2638, 72260), (3613, 52760), (5276, 36130), (6595, 28904), (7226, 26380), (10552, 18065), (13190, 14452)]