28098820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16927}}^1$

素因数の和:17019

約数の個数: 24

約数和(自身を含む): 59721984

約数和(自身を除く): 31623164

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 16927, 33854, 67708, 84635, 169270, 338540, 1404941, 2809882, 5619764, 7024705, 14049410, 28098820]

約数ペア:

[(1, 28098820), (2, 14049410), (4, 7024705), (5, 5619764), (10, 2809882), (20, 1404941), (83, 338540), (166, 169270), (332, 84635), (415, 67708), (830, 33854), (1660, 16927)]