40008556

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11251}}^1$

素因数の和:11389

約数の個数: 24

約数和(自身を含む): 80654336

約数和(自身を除く): 40645780

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 11251, 22502, 45004, 78757, 157514, 315028, 1428877, 2857754, 5715508, 10002139, 20004278, 40008556]

約数ペア:

[(1, 40008556), (2, 20004278), (4, 10002139), (7, 5715508), (14, 2857754), (28, 1428877), (127, 315028), (254, 157514), (508, 78757), (889, 45004), (1778, 22502), (3556, 11251)]