340988368

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{31387}}^1$

素因数の和:31499

約数の個数: 40

約数和(自身を含む): 762853952

約数和(自身を除く): 421865584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 5432, 10864, 31387, 62774, 125548, 219709, 251096, 439418, 502192, 878836, 1757672, 3044539, 3515344, 6089078, 12178156, 21311773, 24356312, 42623546, 48712624, 85247092, 170494184, 340988368]

約数ペア:

[(1, 340988368), (2, 170494184), (4, 85247092), (7, 48712624), (8, 42623546), (14, 24356312), (16, 21311773), (28, 12178156), (56, 6089078), (97, 3515344), (112, 3044539), (194, 1757672), (388, 878836), (679, 502192), (776, 439418), (1358, 251096), (1552, 219709), (2716, 125548), (5432, 62774), (10864, 31387)]