191404280

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{49331}}^1$

素因数の和:49439

約数の個数: 32

約数和(自身を含む): 435108240

約数和(自身を除く): 243703960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 49331, 98662, 197324, 246655, 394648, 493310, 986620, 1973240, 4785107, 9570214, 19140428, 23925535, 38280856, 47851070, 95702140, 191404280]

約数ペア:

[(1, 191404280), (2, 95702140), (4, 47851070), (5, 38280856), (8, 23925535), (10, 19140428), (20, 9570214), (40, 4785107), (97, 1973240), (194, 986620), (388, 493310), (485, 394648), (776, 246655), (970, 197324), (1940, 98662), (3880, 49331)]