20972040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{174767}}^1$

素因数の和:174781

約数の個数: 32

約数和(自身を含む): 62916480

約数和(自身を除く): 41944440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 174767, 349534, 524301, 699068, 873835, 1048602, 1398136, 1747670, 2097204, 2621505, 3495340, 4194408, 5243010, 6990680, 10486020, 20972040]

約数ペア:

[(1, 20972040), (2, 10486020), (3, 6990680), (4, 5243010), (5, 4194408), (6, 3495340), (8, 2621505), (10, 2097204), (12, 1747670), (15, 1398136), (20, 1048602), (24, 873835), (30, 699068), (40, 524301), (60, 349534), (120, 174767)]