2878220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6257}}^1$

素因数の和:6289

約数の個数: 24

約数和(自身を含む): 6308064

約数和(自身を除く): 3429844

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 6257, 12514, 25028, 31285, 62570, 125140, 143911, 287822, 575644, 719555, 1439110, 2878220]

約数ペア:

[(1, 2878220), (2, 1439110), (4, 719555), (5, 575644), (10, 287822), (20, 143911), (23, 125140), (46, 62570), (92, 31285), (115, 25028), (230, 12514), (460, 6257)]