40352240

素因数分解:

$2^4\times 5^1\times {\mathrm{504403}}^1$

素因数の和:504416

約数の個数: 20

約数和(自身を含む): 93819144

約数和(自身を除く): 53466904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 504403, 1008806, 2017612, 2522015, 4035224, 5044030, 8070448, 10088060, 20176120, 40352240]

約数ペア:

[(1, 40352240), (2, 20176120), (4, 10088060), (5, 8070448), (8, 5044030), (10, 4035224), (16, 2522015), (20, 2017612), (40, 1008806), (80, 504403)]