2051215760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2330927}}^1$

素因数の和:2330951

約数の個数: 40

約数和(自身を含む): 5202631296

約数和(自身を除く): 3151415536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2330927, 4661854, 9323708, 11654635, 18647416, 23309270, 25640197, 37294832, 46618540, 51280394, 93237080, 102560788, 128200985, 186474160, 205121576, 256401970, 410243152, 512803940, 1025607880, 2051215760]

約数ペア:

[(1, 2051215760), (2, 1025607880), (4, 512803940), (5, 410243152), (8, 256401970), (10, 205121576), (11, 186474160), (16, 128200985), (20, 102560788), (22, 93237080), (40, 51280394), (44, 46618540), (55, 37294832), (80, 25640197), (88, 23309270), (110, 18647416), (176, 11654635), (220, 9323708), (440, 4661854), (880, 2330927)]