40390448

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2297}}^1$

素因数の和:2469

約数の個数: 40

約数和(自身を含む): 90044832

約数和(自身を除く): 49654384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 2198, 2297, 2512, 4396, 4594, 8792, 9188, 16079, 17584, 18376, 32158, 36752, 64316, 128632, 257264, 360629, 721258, 1442516, 2524403, 2885032, 5048806, 5770064, 10097612, 20195224, 40390448]

約数ペア:

[(1, 40390448), (2, 20195224), (4, 10097612), (7, 5770064), (8, 5048806), (14, 2885032), (16, 2524403), (28, 1442516), (56, 721258), (112, 360629), (157, 257264), (314, 128632), (628, 64316), (1099, 36752), (1256, 32158), (2198, 18376), (2297, 17584), (2512, 16079), (4396, 9188), (4594, 8792)]