28880220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15527}}^1$

素因数の和:15570

約数の個数: 48

約数和(自身を含む): 83478528

約数和(自身を除く): 54598308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 15527, 31054, 46581, 62108, 77635, 93162, 155270, 186324, 232905, 310540, 465810, 481337, 931620, 962674, 1444011, 1925348, 2406685, 2888022, 4813370, 5776044, 7220055, 9626740, 14440110, 28880220]

約数ペア:

[(1, 28880220), (2, 14440110), (3, 9626740), (4, 7220055), (5, 5776044), (6, 4813370), (10, 2888022), (12, 2406685), (15, 1925348), (20, 1444011), (30, 962674), (31, 931620), (60, 481337), (62, 465810), (93, 310540), (124, 232905), (155, 186324), (186, 155270), (310, 93162), (372, 77635), (465, 62108), (620, 46581), (930, 31054), (1860, 15527)]