40016120

素因数分解:

$2^3\times 5^1\times {\mathrm{1000403}}^1$

素因数の和:1000414

約数の個数: 16

約数和(自身を含む): 90036360

約数和(自身を除く): 50020240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1000403, 2000806, 4001612, 5002015, 8003224, 10004030, 20008060, 40016120]

約数ペア:

[(1, 40016120), (2, 20008060), (4, 10004030), (5, 8003224), (8, 5002015), (10, 4001612), (20, 2000806), (40, 1000403)]