40213964

素因数分解:

$2^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2551}}^1$

素因数の和:3125

約数の個数: 24

約数和(自身を含む): 80602368

約数和(自身を除く): 40388404

約数列:

[1, 2, 4, 7, 14, 28, 563, 1126, 2252, 2551, 3941, 5102, 7882, 10204, 15764, 17857, 35714, 71428, 1436213, 2872426, 5744852, 10053491, 20106982, 40213964]

約数ペア:

[(1, 40213964), (2, 20106982), (4, 10053491), (7, 5744852), (14, 2872426), (28, 1436213), (563, 71428), (1126, 35714), (2252, 17857), (2551, 15764), (3941, 10204), (5102, 7882)]