2660668

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 4928000

約数和(自身を除く): 2267332

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 499, 998, 1333, 1996, 2666, 5332, 15469, 21457, 30938, 42914, 61876, 85828, 665167, 1330334, 2660668]

約数ペア:

[(1, 2660668), (2, 1330334), (4, 665167), (31, 85828), (43, 61876), (62, 42914), (86, 30938), (124, 21457), (172, 15469), (499, 5332), (998, 2666), (1333, 1996)]