1380821552

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{56443}}^1$

素因数の和:56601

約数の個数: 40

約数和(自身を含む): 2939603520

約数和(自身を除く): 1558781968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 139, 176, 278, 556, 1112, 1529, 2224, 3058, 6116, 12232, 24464, 56443, 112886, 225772, 451544, 620873, 903088, 1241746, 2483492, 4966984, 7845577, 9933968, 15691154, 31382308, 62764616, 86301347, 125529232, 172602694, 345205388, 690410776, 1380821552]

約数ペア:

[(1, 1380821552), (2, 690410776), (4, 345205388), (8, 172602694), (11, 125529232), (16, 86301347), (22, 62764616), (44, 31382308), (88, 15691154), (139, 9933968), (176, 7845577), (278, 4966984), (556, 2483492), (1112, 1241746), (1529, 903088), (2224, 620873), (3058, 451544), (6116, 225772), (12232, 112886), (24464, 56443)]