2398820

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{433}}^1$

素因数の和:719

約数の個数: 24

約数和(自身を含む): 5067384

約数和(自身を除く): 2668564

約数列:

[1, 2, 4, 5, 10, 20, 277, 433, 554, 866, 1108, 1385, 1732, 2165, 2770, 4330, 5540, 8660, 119941, 239882, 479764, 599705, 1199410, 2398820]

約数ペア:

[(1, 2398820), (2, 1199410), (4, 599705), (5, 479764), (10, 239882), (20, 119941), (277, 8660), (433, 5540), (554, 4330), (866, 2770), (1108, 2165), (1385, 1732)]