1277933480

素因数分解:

$2^3\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{23269}}^1$

素因数の和:24653

約数の個数: 32

約数和(自身を含む): 2877568200

約数和(自身を除く): 1599634720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1373, 2746, 5492, 6865, 10984, 13730, 23269, 27460, 46538, 54920, 93076, 116345, 186152, 232690, 465380, 930760, 31948337, 63896674, 127793348, 159741685, 255586696, 319483370, 638966740, 1277933480]

約数ペア:

[(1, 1277933480), (2, 638966740), (4, 319483370), (5, 255586696), (8, 159741685), (10, 127793348), (20, 63896674), (40, 31948337), (1373, 930760), (2746, 465380), (5492, 232690), (6865, 186152), (10984, 116345), (13730, 93076), (23269, 54920), (27460, 46538)]