220110320

素因数分解:

$2^4\times 5^1\times {\mathrm{2751379}}^1$

素因数の和:2751392

約数の個数: 20

約数和(自身を含む): 511756680

約数和(自身を除く): 291646360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2751379, 5502758, 11005516, 13756895, 22011032, 27513790, 44022064, 55027580, 110055160, 220110320]

約数ペア:

[(1, 220110320), (2, 110055160), (4, 55027580), (5, 44022064), (8, 27513790), (10, 22011032), (16, 13756895), (20, 11005516), (40, 5502758), (80, 2751379)]