28357740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157543}}^1$

素因数の和:157558

約数の個数: 36

約数和(自身を含む): 86019024

約数和(自身を除く): 57661284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 157543, 315086, 472629, 630172, 787715, 945258, 1417887, 1575430, 1890516, 2363145, 2835774, 3150860, 4726290, 5671548, 7089435, 9452580, 14178870, 28357740]

約数ペア:

[(1, 28357740), (2, 14178870), (3, 9452580), (4, 7089435), (5, 5671548), (6, 4726290), (9, 3150860), (10, 2835774), (12, 2363145), (15, 1890516), (18, 1575430), (20, 1417887), (30, 945258), (36, 787715), (45, 630172), (60, 472629), (90, 315086), (180, 157543)]