2818970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{523}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 6451488

約数和(自身を除く): 3632518

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 523, 539, 770, 1046, 1078, 2615, 2695, 3661, 5230, 5390, 5753, 7322, 11506, 18305, 25627, 28765, 36610, 40271, 51254, 57530, 80542, 128135, 201355, 256270, 281897, 402710, 563794, 1409485, 2818970]

約数ペア:

[(1, 2818970), (2, 1409485), (5, 563794), (7, 402710), (10, 281897), (11, 256270), (14, 201355), (22, 128135), (35, 80542), (49, 57530), (55, 51254), (70, 40271), (77, 36610), (98, 28765), (110, 25627), (154, 18305), (245, 11506), (385, 7322), (490, 5753), (523, 5390), (539, 5230), (770, 3661), (1046, 2695), (1078, 2615)]