8555980

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1021}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 18028080

約数和(自身を除く): 9472100

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1021, 1676, 2042, 2095, 4084, 4190, 5105, 8380, 10210, 20420, 427799, 855598, 1711196, 2138995, 4277990, 8555980]

約数ペア:

[(1, 8555980), (2, 4277990), (4, 2138995), (5, 1711196), (10, 855598), (20, 427799), (419, 20420), (838, 10210), (1021, 8380), (1676, 5105), (2042, 4190), (2095, 4084)]