54213520

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2179}}^1$

素因数の和:2503

約数の個数: 40

約数和(自身を含む): 126509760

約数和(自身を除く): 72296240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2179, 2488, 3110, 4358, 4976, 6220, 8716, 10895, 12440, 17432, 21790, 24880, 34864, 43580, 87160, 174320, 677669, 1355338, 2710676, 3388345, 5421352, 6776690, 10842704, 13553380, 27106760, 54213520]

約数ペア:

[(1, 54213520), (2, 27106760), (4, 13553380), (5, 10842704), (8, 6776690), (10, 5421352), (16, 3388345), (20, 2710676), (40, 1355338), (80, 677669), (311, 174320), (622, 87160), (1244, 43580), (1555, 34864), (2179, 24880), (2488, 21790), (3110, 17432), (4358, 12440), (4976, 10895), (6220, 8716)]