1857202220

素因数分解:

$2^2\times 5^1\times {\mathrm{9041}}^1\times {\mathrm{10271}}^1$

素因数の和:19321

約数の個数: 24

約数和(自身を含む): 3900935808

約数和(自身を除く): 2043733588

約数列:

[1, 2, 4, 5, 10, 20, 9041, 10271, 18082, 20542, 36164, 41084, 45205, 51355, 90410, 102710, 180820, 205420, 92860111, 185720222, 371440444, 464300555, 928601110, 1857202220]

約数ペア:

[(1, 1857202220), (2, 928601110), (4, 464300555), (5, 371440444), (10, 185720222), (20, 92860111), (9041, 205420), (10271, 180820), (18082, 102710), (20542, 90410), (36164, 51355), (41084, 45205)]