219192280

素因数分解:

$2^3\times 5^1\times {\mathrm{5479807}}^1$

素因数の和:5479818

約数の個数: 16

約数和(自身を含む): 493182720

約数和(自身を除く): 273990440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5479807, 10959614, 21919228, 27399035, 43838456, 54798070, 109596140, 219192280]

約数ペア:

[(1, 219192280), (2, 109596140), (4, 54798070), (5, 43838456), (8, 27399035), (10, 21919228), (20, 10959614), (40, 5479807)]