1640695588

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{8039}}^1$

素因数の和:8284

約数の個数: 48

約数和(自身を含む): 3387605760

約数和(自身を除く): 1746910172

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 197, 259, 394, 518, 788, 1036, 1379, 2758, 5516, 7289, 8039, 14578, 16078, 29156, 32156, 51023, 56273, 102046, 112546, 204092, 225092, 297443, 594886, 1189772, 1583683, 2082101, 3167366, 4164202, 6334732, 8328404, 11085781, 22171562, 44343124, 58596271, 117192542, 234385084, 410173897, 820347794, 1640695588]

約数ペア:

[(1, 1640695588), (2, 820347794), (4, 410173897), (7, 234385084), (14, 117192542), (28, 58596271), (37, 44343124), (74, 22171562), (148, 11085781), (197, 8328404), (259, 6334732), (394, 4164202), (518, 3167366), (788, 2082101), (1036, 1583683), (1379, 1189772), (2758, 594886), (5516, 297443), (7289, 225092), (8039, 204092), (14578, 112546), (16078, 102046), (29156, 56273), (32156, 51023)]