19772040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{164767}}^1$

素因数の和:164781

約数の個数: 32

約数和(自身を含む): 59316480

約数和(自身を除く): 39544440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 164767, 329534, 494301, 659068, 823835, 988602, 1318136, 1647670, 1977204, 2471505, 3295340, 3954408, 4943010, 6590680, 9886020, 19772040]

約数ペア:

[(1, 19772040), (2, 9886020), (3, 6590680), (4, 4943010), (5, 3954408), (6, 3295340), (8, 2471505), (10, 1977204), (12, 1647670), (15, 1318136), (20, 988602), (24, 823835), (30, 659068), (40, 494301), (60, 329534), (120, 164767)]