2896280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1187}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 6629040

約数和(自身を除く): 3732760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1187, 1220, 2374, 2440, 4748, 5935, 9496, 11870, 23740, 47480, 72407, 144814, 289628, 362035, 579256, 724070, 1448140, 2896280]

約数ペア:

[(1, 2896280), (2, 1448140), (4, 724070), (5, 579256), (8, 362035), (10, 289628), (20, 144814), (40, 72407), (61, 47480), (122, 23740), (244, 11870), (305, 9496), (488, 5935), (610, 4748), (1187, 2440), (1220, 2374)]