147809620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1055783}}^1$

素因数の和:1055799

約数の個数: 24

約数和(自身を含む): 354743424

約数和(自身を除く): 206933804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1055783, 2111566, 4223132, 5278915, 7390481, 10557830, 14780962, 21115660, 29561924, 36952405, 73904810, 147809620]

約数ペア:

[(1, 147809620), (2, 73904810), (4, 36952405), (5, 29561924), (7, 21115660), (10, 14780962), (14, 10557830), (20, 7390481), (28, 5278915), (35, 4223132), (70, 2111566), (140, 1055783)]