40435408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6271}}^1$

素因数の和:6323

約数の個数: 40

約数和(自身を含む): 87105536

約数和(自身を除く): 46670128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6271, 6448, 12542, 25084, 50168, 81523, 100336, 163046, 194401, 326092, 388802, 652184, 777604, 1304368, 1555208, 2527213, 3110416, 5054426, 10108852, 20217704, 40435408]

約数ペア:

[(1, 40435408), (2, 20217704), (4, 10108852), (8, 5054426), (13, 3110416), (16, 2527213), (26, 1555208), (31, 1304368), (52, 777604), (62, 652184), (104, 388802), (124, 326092), (208, 194401), (248, 163046), (403, 100336), (496, 81523), (806, 50168), (1612, 25084), (3224, 12542), (6271, 6448)]