1980545330

素因数分解:

$2^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{561061}}^1$

素因数の和:561421

約数の個数: 16

約数和(自身を含む): 3575087064

約数和(自身を除く): 1594541734

約数列:

[1, 2, 5, 10, 353, 706, 1765, 3530, 561061, 1122122, 2805305, 5610610, 198054533, 396109066, 990272665, 1980545330]

約数ペア:

[(1, 1980545330), (2, 990272665), (5, 396109066), (10, 198054533), (353, 5610610), (706, 2805305), (1765, 1122122), (3530, 561061)]