40390616

素因数分解:

$2^3\times 7^1\times {\mathrm{721261}}^1$

素因数の和:721274

約数の個数: 16

約数和(自身を含む): 86551440

約数和(自身を除く): 46160824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 721261, 1442522, 2885044, 5048827, 5770088, 10097654, 20195308, 40390616]

約数ペア:

[(1, 40390616), (2, 20195308), (4, 10097654), (7, 5770088), (8, 5048827), (14, 2885044), (28, 1442522), (56, 721261)]