40608140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65497}}^1$

素因数の和:65537

約数の個数: 24

約数和(自身を含む): 88029312

約数和(自身を除く): 47421172

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 65497, 130994, 261988, 327485, 654970, 1309940, 2030407, 4060814, 8121628, 10152035, 20304070, 40608140]

約数ペア:

[(1, 40608140), (2, 20304070), (4, 10152035), (5, 8121628), (10, 4060814), (20, 2030407), (31, 1309940), (62, 654970), (124, 327485), (155, 261988), (310, 130994), (620, 65497)]