55274320

素因数分解:

$2^4\times 5^1\times {\mathrm{690929}}^1$

素因数の和:690942

約数の個数: 20

約数和(自身を含む): 128512980

約数和(自身を除く): 73238660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 690929, 1381858, 2763716, 3454645, 5527432, 6909290, 11054864, 13818580, 27637160, 55274320]

約数ペア:

[(1, 55274320), (2, 27637160), (4, 13818580), (5, 11054864), (8, 6909290), (10, 5527432), (16, 3454645), (20, 2763716), (40, 1381858), (80, 690929)]