1720230040

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{225161}}^1$

素因数の和:225363

約数の個数: 32

約数和(自身を含む): 3890799360

約数和(自身を除く): 2170569320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 225161, 450322, 900644, 1125805, 1801288, 2251610, 4503220, 9006440, 43005751, 86011502, 172023004, 215028755, 344046008, 430057510, 860115020, 1720230040]

約数ペア:

[(1, 1720230040), (2, 860115020), (4, 430057510), (5, 344046008), (8, 215028755), (10, 172023004), (20, 86011502), (40, 43005751), (191, 9006440), (382, 4503220), (764, 2251610), (955, 1801288), (1528, 1125805), (1910, 900644), (3820, 450322), (7640, 225161)]