1640695952

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{105389}}^1$

素因数の和:105543

約数の個数: 40

約数和(自身を含む): 3659140800

約数和(自身を除く): 2018444848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 2224, 3892, 7784, 15568, 105389, 210778, 421556, 737723, 843112, 1475446, 1686224, 2950892, 5901784, 11803568, 14649071, 29298142, 58596284, 102543497, 117192568, 205086994, 234385136, 410173988, 820347976, 1640695952]

約数ペア:

[(1, 1640695952), (2, 820347976), (4, 410173988), (7, 234385136), (8, 205086994), (14, 117192568), (16, 102543497), (28, 58596284), (56, 29298142), (112, 14649071), (139, 11803568), (278, 5901784), (556, 2950892), (973, 1686224), (1112, 1475446), (1946, 843112), (2224, 737723), (3892, 421556), (7784, 210778), (15568, 105389)]