2119520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 5397840

約数和(自身を除く): 3278320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1019, 1040, 2038, 2080, 4076, 5095, 8152, 10190, 13247, 16304, 20380, 26494, 32608, 40760, 52988, 66235, 81520, 105976, 132470, 163040, 211952, 264940, 423904, 529880, 1059760, 2119520]

約数ペア:

[(1, 2119520), (2, 1059760), (4, 529880), (5, 423904), (8, 264940), (10, 211952), (13, 163040), (16, 132470), (20, 105976), (26, 81520), (32, 66235), (40, 52988), (52, 40760), (65, 32608), (80, 26494), (104, 20380), (130, 16304), (160, 13247), (208, 10190), (260, 8152), (416, 5095), (520, 4076), (1019, 2080), (1040, 2038)]