2182523620

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{248579}}^1$

素因数の和:249027

約数の個数: 24

約数和(自身を含む): 4593758400

約数和(自身を除く): 2411234780

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 8780, 248579, 497158, 994316, 1242895, 2485790, 4971580, 109126181, 218252362, 436504724, 545630905, 1091261810, 2182523620]

約数ペア:

[(1, 2182523620), (2, 1091261810), (4, 545630905), (5, 436504724), (10, 218252362), (20, 109126181), (439, 4971580), (878, 2485790), (1756, 1242895), (2195, 994316), (4390, 497158), (8780, 248579)]