890809060

素因数分解:

$2^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{45589}}^1$

素因数の和:46575

約数の個数: 24

約数和(自身を含む): 1872654840

約数和(自身を除く): 981845780

約数列:

[1, 2, 4, 5, 10, 20, 977, 1954, 3908, 4885, 9770, 19540, 45589, 91178, 182356, 227945, 455890, 911780, 44540453, 89080906, 178161812, 222702265, 445404530, 890809060]

約数ペア:

[(1, 890809060), (2, 445404530), (4, 222702265), (5, 178161812), (10, 89080906), (20, 44540453), (977, 911780), (1954, 455890), (3908, 227945), (4885, 182356), (9770, 91178), (19540, 45589)]