1523642320

素因数分解:

$2^4\times 5^1\times {\mathrm{19045529}}^1$

素因数の和:19045542

約数の個数: 20

約数和(自身を含む): 3542468580

約数和(自身を除く): 2018826260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19045529, 38091058, 76182116, 95227645, 152364232, 190455290, 304728464, 380910580, 761821160, 1523642320]

約数ペア:

[(1, 1523642320), (2, 761821160), (4, 380910580), (5, 304728464), (8, 190455290), (10, 152364232), (16, 95227645), (20, 76182116), (40, 38091058), (80, 19045529)]