84369820

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{18917}}^1$

素因数の和:19149

約数の個数: 24

約数和(自身を含む): 177980544

約数和(自身を除く): 93610724

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 18917, 37834, 75668, 94585, 189170, 378340, 4218491, 8436982, 16873964, 21092455, 42184910, 84369820]

約数ペア:

[(1, 84369820), (2, 42184910), (4, 21092455), (5, 16873964), (10, 8436982), (20, 4218491), (223, 378340), (446, 189170), (892, 94585), (1115, 75668), (2230, 37834), (4460, 18917)]