40960008

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7793}}^1$

素因数の和:7878

約数の個数: 48

約数和(自身を含む): 112467420

約数和(自身を除く): 71507412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 1314, 1752, 2628, 5256, 7793, 15586, 23379, 31172, 46758, 62344, 70137, 93516, 140274, 187032, 280548, 561096, 568889, 1137778, 1706667, 2275556, 3413334, 4551112, 5120001, 6826668, 10240002, 13653336, 20480004, 40960008]

約数ペア:

[(1, 40960008), (2, 20480004), (3, 13653336), (4, 10240002), (6, 6826668), (8, 5120001), (9, 4551112), (12, 3413334), (18, 2275556), (24, 1706667), (36, 1137778), (72, 568889), (73, 561096), (146, 280548), (219, 187032), (292, 140274), (438, 93516), (584, 70137), (657, 62344), (876, 46758), (1314, 31172), (1752, 23379), (2628, 15586), (5256, 7793)]