408771860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{3407}}^1$

素因数の和:4280

約数の個数: 48

約数和(自身を含む): 982485504

約数和(自身を除く): 573713644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 857, 1714, 3407, 3428, 4285, 5999, 6814, 8570, 11998, 13628, 17035, 17140, 23849, 23996, 29995, 34070, 47698, 59990, 68140, 95396, 119245, 119980, 238490, 476980, 2919799, 5839598, 11679196, 14598995, 20438593, 29197990, 40877186, 58395980, 81754372, 102192965, 204385930, 408771860]

約数ペア:

[(1, 408771860), (2, 204385930), (4, 102192965), (5, 81754372), (7, 58395980), (10, 40877186), (14, 29197990), (20, 20438593), (28, 14598995), (35, 11679196), (70, 5839598), (140, 2919799), (857, 476980), (1714, 238490), (3407, 119980), (3428, 119245), (4285, 95396), (5999, 68140), (6814, 59990), (8570, 47698), (11998, 34070), (13628, 29995), (17035, 23996), (17140, 23849)]