20755080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57653}}^1$

素因数の和:57670

約数の個数: 48

約数和(自身を含む): 67455180

約数和(自身を除く): 46700100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57653, 115306, 172959, 230612, 288265, 345918, 461224, 518877, 576530, 691836, 864795, 1037754, 1153060, 1383672, 1729590, 2075508, 2306120, 2594385, 3459180, 4151016, 5188770, 6918360, 10377540, 20755080]

約数ペア:

[(1, 20755080), (2, 10377540), (3, 6918360), (4, 5188770), (5, 4151016), (6, 3459180), (8, 2594385), (9, 2306120), (10, 2075508), (12, 1729590), (15, 1383672), (18, 1153060), (20, 1037754), (24, 864795), (30, 691836), (36, 576530), (40, 518877), (45, 461224), (60, 345918), (72, 288265), (90, 230612), (120, 172959), (180, 115306), (360, 57653)]