439793540

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{1361}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 939060864

約数和(自身を除く): 499267324

約数列:

[1, 2, 4, 5, 10, 20, 107, 151, 214, 302, 428, 535, 604, 755, 1070, 1361, 1510, 2140, 2722, 3020, 5444, 6805, 13610, 16157, 27220, 32314, 64628, 80785, 145627, 161570, 205511, 291254, 323140, 411022, 582508, 728135, 822044, 1027555, 1456270, 2055110, 2912540, 4110220, 21989677, 43979354, 87958708, 109948385, 219896770, 439793540]

約数ペア:

[(1, 439793540), (2, 219896770), (4, 109948385), (5, 87958708), (10, 43979354), (20, 21989677), (107, 4110220), (151, 2912540), (214, 2055110), (302, 1456270), (428, 1027555), (535, 822044), (604, 728135), (755, 582508), (1070, 411022), (1361, 323140), (1510, 291254), (2140, 205511), (2722, 161570), (3020, 145627), (5444, 80785), (6805, 64628), (13610, 32314), (16157, 27220)]