40394872

素因数分解:

$2^3\times 7^1\times {\mathrm{721337}}^1$

素因数の和:721350

約数の個数: 16

約数和(自身を含む): 86560560

約数和(自身を除く): 46165688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 721337, 1442674, 2885348, 5049359, 5770696, 10098718, 20197436, 40394872]

約数ペア:

[(1, 40394872), (2, 20197436), (4, 10098718), (7, 5770696), (8, 5049359), (14, 2885348), (28, 1442674), (56, 721337)]