20231312420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{357823}}^1$

素因数の和:358100

約数の個数: 48

約数和(自身を含む): 46528570368

約数和(自身を除く): 26297257948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 514, 1028, 1285, 2570, 2827, 5140, 5654, 11308, 14135, 28270, 56540, 357823, 715646, 1431292, 1789115, 3578230, 3936053, 7156460, 7872106, 15744212, 19680265, 39360530, 78721060, 91960511, 183921022, 367842044, 459802555, 919605110, 1011565621, 1839210220, 2023131242, 4046262484, 5057828105, 10115656210, 20231312420]

約数ペア:

[(1, 20231312420), (2, 10115656210), (4, 5057828105), (5, 4046262484), (10, 2023131242), (11, 1839210220), (20, 1011565621), (22, 919605110), (44, 459802555), (55, 367842044), (110, 183921022), (220, 91960511), (257, 78721060), (514, 39360530), (1028, 19680265), (1285, 15744212), (2570, 7872106), (2827, 7156460), (5140, 3936053), (5654, 3578230), (11308, 1789115), (14135, 1431292), (28270, 715646), (56540, 357823)]