28430348540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{129228857}}^1$

素因数の和:129228877

約数の個数: 24

約数和(自身を含む): 65131344432

約数和(自身を除く): 36700995892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 129228857, 258457714, 516915428, 646144285, 1292288570, 1421517427, 2584577140, 2843034854, 5686069708, 7107587135, 14215174270, 28430348540]

約数ペア:

[(1, 28430348540), (2, 14215174270), (4, 7107587135), (5, 5686069708), (10, 2843034854), (11, 2584577140), (20, 1421517427), (22, 1292288570), (44, 646144285), (55, 516915428), (110, 258457714), (220, 129228857)]