13642090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2531}}^1$

素因数の和:2563

約数の個数: 48

約数和(自身を含む): 31173984

約数和(自身を除く): 17531894

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2531, 2695, 5062, 5390, 12655, 17717, 25310, 27841, 35434, 55682, 88585, 124019, 139205, 177170, 194887, 248038, 278410, 389774, 620095, 974435, 1240190, 1364209, 1948870, 2728418, 6821045, 13642090]

約数ペア:

[(1, 13642090), (2, 6821045), (5, 2728418), (7, 1948870), (10, 1364209), (11, 1240190), (14, 974435), (22, 620095), (35, 389774), (49, 278410), (55, 248038), (70, 194887), (77, 177170), (98, 139205), (110, 124019), (154, 88585), (245, 55682), (385, 35434), (490, 27841), (539, 25310), (770, 17717), (1078, 12655), (2531, 5390), (2695, 5062)]