2054820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 6007680

約数和(自身を除く): 3952860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 1489, 2978, 4467, 5956, 7445, 8934, 14890, 17868, 22335, 29780, 34247, 44670, 68494, 89340, 102741, 136988, 171235, 205482, 342470, 410964, 513705, 684940, 1027410, 2054820]

約数ペア:

[(1, 2054820), (2, 1027410), (3, 684940), (4, 513705), (5, 410964), (6, 342470), (10, 205482), (12, 171235), (15, 136988), (20, 102741), (23, 89340), (30, 68494), (46, 44670), (60, 34247), (69, 29780), (92, 22335), (115, 17868), (138, 14890), (230, 8934), (276, 7445), (345, 5956), (460, 4467), (690, 2978), (1380, 1489)]