2197730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 4276800

約数和(自身を除く): 2079070

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 269, 430, 538, 817, 1345, 1634, 2690, 4085, 5111, 8170, 10222, 11567, 23134, 25555, 51110, 57835, 115670, 219773, 439546, 1098865, 2197730]

約数ペア:

[(1, 2197730), (2, 1098865), (5, 439546), (10, 219773), (19, 115670), (38, 57835), (43, 51110), (86, 25555), (95, 23134), (190, 11567), (215, 10222), (269, 8170), (430, 5111), (538, 4085), (817, 2690), (1345, 1634)]