20314900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{3833}}^1$

素因数の和:3900

約数の個数: 36

約数和(自身を含む): 44926812

約数和(自身を除く): 24611912

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 3833, 5300, 7666, 15332, 19165, 38330, 76660, 95825, 191650, 203149, 383300, 406298, 812596, 1015745, 2031490, 4062980, 5078725, 10157450, 20314900]

約数ペア:

[(1, 20314900), (2, 10157450), (4, 5078725), (5, 4062980), (10, 2031490), (20, 1015745), (25, 812596), (50, 406298), (53, 383300), (100, 203149), (106, 191650), (212, 95825), (265, 76660), (530, 38330), (1060, 19165), (1325, 15332), (2650, 7666), (3833, 5300)]