40669936

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{35801}}^1$

素因数の和:35880

約数の個数: 20

約数和(自身を含む): 79910064

約数和(自身を除く): 39240128

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 35801, 71602, 143204, 286408, 572816, 2541871, 5083742, 10167484, 20334968, 40669936]

約数ペア:

[(1, 40669936), (2, 20334968), (4, 10167484), (8, 5083742), (16, 2541871), (71, 572816), (142, 286408), (284, 143204), (568, 71602), (1136, 35801)]