15402820

素因数分解:

$2^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{929}}^1$

素因数の和:1767

約数の個数: 24

約数和(自身を含む): 32419800

約数和(自身を除く): 17016980

約数列:

[1, 2, 4, 5, 10, 20, 829, 929, 1658, 1858, 3316, 3716, 4145, 4645, 8290, 9290, 16580, 18580, 770141, 1540282, 3080564, 3850705, 7701410, 15402820]

約数ペア:

[(1, 15402820), (2, 7701410), (4, 3850705), (5, 3080564), (10, 1540282), (20, 770141), (829, 18580), (929, 16580), (1658, 9290), (1858, 8290), (3316, 4645), (3716, 4145)]