2133203440

素因数分解:

$2^4\times 5^1\times {\mathrm{26665043}}^1$

素因数の和:26665056

約数の個数: 20

約数和(自身を含む): 4959698184

約数和(自身を除く): 2826494744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26665043, 53330086, 106660172, 133325215, 213320344, 266650430, 426640688, 533300860, 1066601720, 2133203440]

約数ペア:

[(1, 2133203440), (2, 1066601720), (4, 533300860), (5, 426640688), (8, 266650430), (10, 213320344), (16, 133325215), (20, 106660172), (40, 53330086), (80, 26665043)]