2196880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3923}}^1$

素因数の和:3943

約数の個数: 40

約数和(自身を含む): 5838912

約数和(自身を除く): 3642032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3923, 7846, 15692, 19615, 27461, 31384, 39230, 54922, 62768, 78460, 109844, 137305, 156920, 219688, 274610, 313840, 439376, 549220, 1098440, 2196880]

約数ペア:

[(1, 2196880), (2, 1098440), (4, 549220), (5, 439376), (7, 313840), (8, 274610), (10, 219688), (14, 156920), (16, 137305), (20, 109844), (28, 78460), (35, 62768), (40, 54922), (56, 39230), (70, 31384), (80, 27461), (112, 19615), (140, 15692), (280, 7846), (560, 3923)]