2489880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{20749}}^1$

素因数の和:20763

約数の個数: 32

約数和(自身を含む): 7470000

約数和(自身を除く): 4980120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 20749, 41498, 62247, 82996, 103745, 124494, 165992, 207490, 248988, 311235, 414980, 497976, 622470, 829960, 1244940, 2489880]

約数ペア:

[(1, 2489880), (2, 1244940), (3, 829960), (4, 622470), (5, 497976), (6, 414980), (8, 311235), (10, 248988), (12, 207490), (15, 165992), (20, 124494), (24, 103745), (30, 82996), (40, 62247), (60, 41498), (120, 20749)]