2197540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5783}}^1$

素因数の和:5811

約数の個数: 24

約数和(自身を含む): 4858560

約数和(自身を除く): 2661020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5783, 11566, 23132, 28915, 57830, 109877, 115660, 219754, 439508, 549385, 1098770, 2197540]

約数ペア:

[(1, 2197540), (2, 1098770), (4, 549385), (5, 439508), (10, 219754), (19, 115660), (20, 109877), (38, 57830), (76, 28915), (95, 23132), (190, 11566), (380, 5783)]