8581370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 18271008

約数和(自身を除く): 9689638

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 83, 98, 166, 211, 245, 415, 422, 490, 581, 830, 1055, 1162, 1477, 2110, 2905, 2954, 4067, 5810, 7385, 8134, 10339, 14770, 17513, 20335, 20678, 35026, 40670, 51695, 87565, 103390, 122591, 175130, 245182, 612955, 858137, 1225910, 1716274, 4290685, 8581370]

約数ペア:

[(1, 8581370), (2, 4290685), (5, 1716274), (7, 1225910), (10, 858137), (14, 612955), (35, 245182), (49, 175130), (70, 122591), (83, 103390), (98, 87565), (166, 51695), (211, 40670), (245, 35026), (415, 20678), (422, 20335), (490, 17513), (581, 14770), (830, 10339), (1055, 8134), (1162, 7385), (1477, 5810), (2110, 4067), (2905, 2954)]