202119170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79889}}^1$

素因数の和:79930

約数の個数: 32

約数和(自身を含む): 414149760

約数和(自身を除く): 212030590

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 79889, 159778, 399445, 798890, 878779, 1757558, 1837447, 3674894, 4393895, 8787790, 9187235, 18374470, 20211917, 40423834, 101059585, 202119170]

約数ペア:

[(1, 202119170), (2, 101059585), (5, 40423834), (10, 20211917), (11, 18374470), (22, 9187235), (23, 8787790), (46, 4393895), (55, 3674894), (110, 1837447), (115, 1757558), (230, 878779), (253, 798890), (506, 399445), (1265, 159778), (2530, 79889)]