30880396

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6661}}^1$

素因数の和:6745

約数の個数: 24

約数和(自身を含む): 57826160

約数和(自身を除く): 26945764

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 6661, 13322, 26644, 126559, 253118, 406321, 506236, 812642, 1625284, 7720099, 15440198, 30880396]

約数ペア:

[(1, 30880396), (2, 15440198), (4, 7720099), (19, 1625284), (38, 812642), (61, 506236), (76, 406321), (122, 253118), (244, 126559), (1159, 26644), (2318, 13322), (4636, 6661)]