40438804

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{9199}}^1$

素因数の和:9367

約数の個数: 24

約数和(自身を含む): 81401600

約数和(自身を除く): 40962796

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 9199, 18398, 36796, 64393, 128786, 257572, 1444243, 2888486, 5776972, 10109701, 20219402, 40438804]

約数ペア:

[(1, 40438804), (2, 20219402), (4, 10109701), (7, 5776972), (14, 2888486), (28, 1444243), (157, 257572), (314, 128786), (628, 64393), (1099, 36796), (2198, 18398), (4396, 9199)]