19997703080

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8473603}}^1$

素因数の和:8473673

約数の個数: 32

約数和(自身を含む): 45757461600

約数和(自身を除く): 25759758520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 8473603, 16947206, 33894412, 42368015, 67788824, 84736030, 169472060, 338944120, 499942577, 999885154, 1999770308, 2499712885, 3999540616, 4999425770, 9998851540, 19997703080]

約数ペア:

[(1, 19997703080), (2, 9998851540), (4, 4999425770), (5, 3999540616), (8, 2499712885), (10, 1999770308), (20, 999885154), (40, 499942577), (59, 338944120), (118, 169472060), (236, 84736030), (295, 67788824), (472, 42368015), (590, 33894412), (1180, 16947206), (2360, 8473603)]