28424440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64601}}^1$

素因数の和:64623

約数の個数: 32

約数和(自身を含む): 69770160

約数和(自身を除く): 41345720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 64601, 129202, 258404, 323005, 516808, 646010, 710611, 1292020, 1421222, 2584040, 2842444, 3553055, 5684888, 7106110, 14212220, 28424440]

約数ペア:

[(1, 28424440), (2, 14212220), (4, 7106110), (5, 5684888), (8, 3553055), (10, 2842444), (11, 2584040), (20, 1421222), (22, 1292020), (40, 710611), (44, 646010), (55, 516808), (88, 323005), (110, 258404), (220, 129202), (440, 64601)]