1296177520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1472929}}^1$

素因数の和:1472953

約数の個数: 40

約数和(自身を含む): 3287579760

約数和(自身を除く): 1991402240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1472929, 2945858, 5891716, 7364645, 11783432, 14729290, 16202219, 23566864, 29458580, 32404438, 58917160, 64808876, 81011095, 117834320, 129617752, 162022190, 259235504, 324044380, 648088760, 1296177520]

約数ペア:

[(1, 1296177520), (2, 648088760), (4, 324044380), (5, 259235504), (8, 162022190), (10, 129617752), (11, 117834320), (16, 81011095), (20, 64808876), (22, 58917160), (40, 32404438), (44, 29458580), (55, 23566864), (80, 16202219), (88, 14729290), (110, 11783432), (176, 7364645), (220, 5891716), (440, 2945858), (880, 1472929)]