374943280

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{21017}}^1$

素因数の和:21253

約数の個数: 40

約数和(自身を含む): 875693952

約数和(自身を除く): 500750672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 8920, 17840, 21017, 42034, 84068, 105085, 168136, 210170, 336272, 420340, 840680, 1681360, 4686791, 9373582, 18747164, 23433955, 37494328, 46867910, 74988656, 93735820, 187471640, 374943280]

約数ペア:

[(1, 374943280), (2, 187471640), (4, 93735820), (5, 74988656), (8, 46867910), (10, 37494328), (16, 23433955), (20, 18747164), (40, 9373582), (80, 4686791), (223, 1681360), (446, 840680), (892, 420340), (1115, 336272), (1784, 210170), (2230, 168136), (3568, 105085), (4460, 84068), (8920, 42034), (17840, 21017)]