205738270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{23039}}^1$

素因数の和:23112

約数の個数: 32

約数和(自身を含む): 398131200

約数和(自身を除く): 192392930

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 4465, 8930, 23039, 46078, 115195, 230390, 437741, 875482, 1082833, 2165666, 2188705, 4377410, 5414165, 10828330, 20573827, 41147654, 102869135, 205738270]

約数ペア:

[(1, 205738270), (2, 102869135), (5, 41147654), (10, 20573827), (19, 10828330), (38, 5414165), (47, 4377410), (94, 2188705), (95, 2165666), (190, 1082833), (235, 875482), (470, 437741), (893, 230390), (1786, 115195), (4465, 46078), (8930, 23039)]