9581990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7919}}^1$

素因数の和:7948

約数の個数: 24

約数和(自身を含む): 18960480

約数和(自身を除く): 9378490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 7919, 15838, 39595, 79190, 87109, 174218, 435545, 871090, 958199, 1916398, 4790995, 9581990]

約数ペア:

[(1, 9581990), (2, 4790995), (5, 1916398), (10, 958199), (11, 871090), (22, 435545), (55, 174218), (110, 87109), (121, 79190), (242, 39595), (605, 15838), (1210, 7919)]