40078408

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{116507}}^1$

素因数の和:116556

約数の個数: 16

約数和(自身を含む): 76895280

約数和(自身を除く): 36816872

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 116507, 233014, 466028, 932056, 5009801, 10019602, 20039204, 40078408]

約数ペア:

[(1, 40078408), (2, 20039204), (4, 10019602), (8, 5009801), (43, 932056), (86, 466028), (172, 233014), (344, 116507)]