20792260

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5443}}^1$

素因数の和:5643

約数の個数: 24

約数和(自身を含む): 43900416

約数和(自身を除く): 23108156

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 5443, 10886, 21772, 27215, 54430, 108860, 1039613, 2079226, 4158452, 5198065, 10396130, 20792260]

約数ペア:

[(1, 20792260), (2, 10396130), (4, 5198065), (5, 4158452), (10, 2079226), (20, 1039613), (191, 108860), (382, 54430), (764, 27215), (955, 21772), (1910, 10886), (3820, 5443)]