2004124420

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{474911}}^1$

素因数の和:475131

約数の個数: 24

約数和(自身を含む): 4228616448

約数和(自身を除く): 2224492028

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 474911, 949822, 1899644, 2374555, 4749110, 9498220, 100206221, 200412442, 400824884, 501031105, 1002062210, 2004124420]

約数ペア:

[(1, 2004124420), (2, 1002062210), (4, 501031105), (5, 400824884), (10, 200412442), (20, 100206221), (211, 9498220), (422, 4749110), (844, 2374555), (1055, 1899644), (2110, 949822), (4220, 474911)]