205072008

素因数分解:

$2^3\times 3^1\times {\mathrm{419}}^1\times {\mathrm{20393}}^1$

素因数の和:20821

約数の個数: 32

約数和(自身を含む): 513928800

約数和(自身を除く): 308856792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 419, 838, 1257, 1676, 2514, 3352, 5028, 10056, 20393, 40786, 61179, 81572, 122358, 163144, 244716, 489432, 8544667, 17089334, 25634001, 34178668, 51268002, 68357336, 102536004, 205072008]

約数ペア:

[(1, 205072008), (2, 102536004), (3, 68357336), (4, 51268002), (6, 34178668), (8, 25634001), (12, 17089334), (24, 8544667), (419, 489432), (838, 244716), (1257, 163144), (1676, 122358), (2514, 81572), (3352, 61179), (5028, 40786), (10056, 20393)]