2098840

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 4769280

約数和(自身を除く): 2670440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 383, 548, 685, 766, 1096, 1370, 1532, 1915, 2740, 3064, 3830, 5480, 7660, 15320, 52471, 104942, 209884, 262355, 419768, 524710, 1049420, 2098840]

約数ペア:

[(1, 2098840), (2, 1049420), (4, 524710), (5, 419768), (8, 262355), (10, 209884), (20, 104942), (40, 52471), (137, 15320), (274, 7660), (383, 5480), (548, 3830), (685, 3064), (766, 2740), (1096, 1915), (1370, 1532)]