20725080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172709}}^1$

素因数の和:172723

約数の個数: 32

約数和(自身を含む): 62175600

約数和(自身を除く): 41450520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172709, 345418, 518127, 690836, 863545, 1036254, 1381672, 1727090, 2072508, 2590635, 3454180, 4145016, 5181270, 6908360, 10362540, 20725080]

約数ペア:

[(1, 20725080), (2, 10362540), (3, 6908360), (4, 5181270), (5, 4145016), (6, 3454180), (8, 2590635), (10, 2072508), (12, 1727090), (15, 1381672), (20, 1036254), (24, 863545), (30, 690836), (40, 518127), (60, 345418), (120, 172709)]