27821920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{24841}}^1$

素因数の和:24863

約数の個数: 48

約数和(自身を含む): 75122208

約数和(自身を除く): 47300288

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, 24841, 49682, 99364, 124205, 173887, 198728, 248410, 347774, 397456, 496820, 695548, 794912, 869435, 993640, 1391096, 1738870, 1987280, 2782192, 3477740, 3974560, 5564384, 6955480, 13910960, 27821920]

約数ペア:

[(1, 27821920), (2, 13910960), (4, 6955480), (5, 5564384), (7, 3974560), (8, 3477740), (10, 2782192), (14, 1987280), (16, 1738870), (20, 1391096), (28, 993640), (32, 869435), (35, 794912), (40, 695548), (56, 496820), (70, 397456), (80, 347774), (112, 248410), (140, 198728), (160, 173887), (224, 124205), (280, 99364), (560, 49682), (1120, 24841)]