40697456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{149623}}^1$

素因数の和:149648

約数の個数: 20

約数和(自身を含む): 83490192

約数和(自身を除く): 42792736

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 149623, 299246, 598492, 1196984, 2393968, 2543591, 5087182, 10174364, 20348728, 40697456]

約数ペア:

[(1, 40697456), (2, 20348728), (4, 10174364), (8, 5087182), (16, 2543591), (17, 2393968), (34, 1196984), (68, 598492), (136, 299246), (272, 149623)]