15565556210

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4093}}^1\times {\mathrm{4273}}^1$

素因数の和:8462

約数の個数: 32

約数和(自身を含む): 28346364720

約数和(自身を除く): 12780808510

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 4093, 4273, 8186, 8546, 20465, 21365, 40930, 42730, 364277, 380297, 728554, 760594, 1821385, 1901485, 3642770, 3802970, 17489389, 34978778, 87446945, 174893890, 1556555621, 3113111242, 7782778105, 15565556210]

約数ペア:

[(1, 15565556210), (2, 7782778105), (5, 3113111242), (10, 1556555621), (89, 174893890), (178, 87446945), (445, 34978778), (890, 17489389), (4093, 3802970), (4273, 3642770), (8186, 1901485), (8546, 1821385), (20465, 760594), (21365, 728554), (40930, 380297), (42730, 364277)]