22221920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19841}}^1$

素因数の和:19863

約数の個数: 48

約数和(自身を含む): 60002208

約数和(自身を除く): 37780288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 19841, 39682, 79364, 99205, 138887, 158728, 198410, 277774, 317456, 396820, 555548, 634912, 694435, 793640, 1111096, 1388870, 1587280, 2222192, 2777740, 3174560, 4444384, 5555480, 11110960, 22221920]

約数ペア:

[(1, 22221920), (2, 11110960), (4, 5555480), (5, 4444384), (7, 3174560), (8, 2777740), (10, 2222192), (14, 1587280), (16, 1388870), (20, 1111096), (28, 793640), (32, 694435), (35, 634912), (40, 555548), (56, 396820), (70, 317456), (80, 277774), (112, 198410), (140, 158728), (160, 138887), (224, 99205), (280, 79364), (560, 39682), (1120, 19841)]