20162820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3083}}^1$

素因数の和:3204

約数の個数: 48

約数和(自身を含む): 56992320

約数和(自身を除く): 36829500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3083, 3270, 6166, 6540, 9249, 12332, 15415, 18498, 30830, 36996, 46245, 61660, 92490, 184980, 336047, 672094, 1008141, 1344188, 1680235, 2016282, 3360470, 4032564, 5040705, 6720940, 10081410, 20162820]

約数ペア:

[(1, 20162820), (2, 10081410), (3, 6720940), (4, 5040705), (5, 4032564), (6, 3360470), (10, 2016282), (12, 1680235), (15, 1344188), (20, 1008141), (30, 672094), (60, 336047), (109, 184980), (218, 92490), (327, 61660), (436, 46245), (545, 36996), (654, 30830), (1090, 18498), (1308, 15415), (1635, 12332), (2180, 9249), (3083, 6540), (3270, 6166)]