2004555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 3884544

約数和(自身を除く): 1879989

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1123, 1785, 3369, 5615, 7861, 16845, 19091, 23583, 39305, 57273, 95455, 117915, 133637, 286365, 400911, 668185, 2004555]

約数ペア:

[(1, 2004555), (3, 668185), (5, 400911), (7, 286365), (15, 133637), (17, 117915), (21, 95455), (35, 57273), (51, 39305), (85, 23583), (105, 19091), (119, 16845), (255, 7861), (357, 5615), (595, 3369), (1123, 1785)]